dimensions for 68500 series of Hedman Tight Tubes Street Rod Headers. Photo of header reducers, gaskets and hardware included with Hedman Hedders This Product is MADE IN THE USA!

Tight-Tubes Headers For Street Rods/Tri-5s with 283-400

TIGHT TUBES Street Rod Headers; SB Chevrolet 283-400; 1-5/8 In. Tube Diameter, 2-1/2 in. Collector- UNCOATED Mild Steel


Product Specifications

[PLEASE REVIEW THE FOLLOWING PRODUCT ATTRIBUTES & VEHICLE APPLICATION FOOTNOTES SPECIFIC TO YOUR VEHICLE, THOROUGHLY]

  • Tube Diameter 1-5/8 in.
  • Tube Style Tight Tubes
  • Air Conditioning Yes
  • Automatic Transmission - Column Yes
  • Automatic Transmission - Floor Yes
  • Manual Transmission - Column Yes
  • Manual Transmission - Floor Yes
  • Power Steering Yes
  • Collector Attachment 2-1/2 in.
  • Collector Diameter 2-1/2 in.
  • Collector Size 2-1/2 in.
  • Collector Style 3-Bolt Gasket Style Flange
  • Reducer Outlet Size 2 in.
  • Exhaust System Dia 2 in.
  • Contents Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • E.O. # No
  • Emissions Notes Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only.
  • Engine Chevy SB 283-400
  • Finish Uncoated
  • Finish Type UNCOATED Mild Steel! Shipped with Temporary Paint.
  • Flange Style Standard
  • Flange Thickness 0.3125 in.
  • Header Port Shape Oval Port
  • Header Style TIGHT TUBES
  • Notes 55-57 Passenger Cars 283-400
  • Port Shape Oval
  • Material Mild Steel
  • Tube Design Standard
  • Tube Length Tight Tubes
  • Tube Material Thickness 16g
  • Tube Size 1-5/8 in.
  • Variations 68506
  • with A.I.R. System No
  • with EGR No
  • Weld-Up No
  • Tuned No
  • Bolts/Studs Included Yes
  • Catalytic Converter(s) Included No
  • Collector Bolts Included Yes
  • Crossover Pipe Included No
  • Gasket Or Seal Included Yes
  • Header Fasteners Included Yes
  • Installation Hardware Included Yes
  • Motor Mounts Included No
  • Mounting Hardware Included Yes
  • Reducers Included Yes
  • Y-Pipe Included No
  • Quantity Sold as a pair.
  • Primary Tube Gauge 16g
  • Primary Tube Diameter (in) 1.625 in.
  • Package Contents Headers, reducers (exhaust adapters), gaskets, mounting hardware
  • Header Material Mild Steel
  • Header Finish Uncoated
  • Cylinder Head Port Shape Oval
  • Cylinder Head Stock Profile Heads
  • Header Construction MILD STEEL- Standard-Duty
  • Replacement Gasket 27520
  • Replacement Head Flange Gasket 27520
  • California Proposition 65 WARNING: Cancer. For more info visit www.P65Warnings.ca.gov

Vehicle Applications

      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions Notes1974 and earlier vehicles WITHOUT A.I.R.; Does not require EO if existing emission controls are not removed.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Year C.I.D. Liter Block Type Cylinders Fuel Type Drive Type
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
      Vehicle Specific Information
      Footnotes(103) Will fit with angle plug heads (Chevy aluminum only, L98).
      Emissions NotesRACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
      Engine FamilySB Chevy 283-400 (Gen 1)
×