Photo of Hedman headers for 1967-81 F; 64-83 A, 82-88 G; 68-79 X Body. Photo of header reducers, gaskets and hardware included with Hedman Hedders This Product is MADE IN THE USA! Photo of Hedman's HTC Polished SIlver Ceramic Finish This video explains the different types of coatings available for Hedman Hedders 68646-HTC Coated Hedders; 1-5/8 68646- HTC Coated Hedders; 1-5/8 Photo of Hedman headers for 67-81 F Body; 64-83 A-Body, 82-88 G-Body.
Photo of Hedman's HTC Polished SIlver Ceramic Finish

Silver Mid-Length Headers For 67-69 Camaro, 68-74 Nova 283-400

HTC Coated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; Mid-Length Design


Product Specifications

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

  • Tube Diameter 1-5/8 in.
  • Tube Style Mid-Length
  • Air Conditioning Yes
  • Automatic Transmission - Column No
  • Automatic Transmission - Floor No
  • Manual Transmission - Column No
  • Manual Transmission - Floor Yes
  • Power Steering Yes
  • Collector Attachment 3 in.
  • Collector Diameter 3 in.
  • Collector Size 3 in.
  • Collector Style BALL and SOCKET Style (Gasketless)
  • Reducer Outlet Size 2-1/2 in.
  • Exhaust System Dia 2-1/2 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.
  • Finish HTC Polished Silver Ceramic-Metallic
  • Finish Type HTC SILVER (polished) Ceramic-metallic Coating
  • Flange Style Standard
  • Flange Thickness 0.3125 in.
  • Header Port Shape Round
  • Header Style Mid-Length Tube
  • Port Shape Round
  • Material Mild Steel
  • Tube Design Standard
  • Tube Length Mid-Length Tubes
  • Tube Material Thickness 16g
  • Tube Size 1-5/8 in.
  • Variations 68640, 68648
  • 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, ball and socket reducers (exhaust adapters), gaskets, mounting hardware
  • Header Material Mild Steel
  • Header Finish HTC Polished Silver Ceramic-Metallic
  • Cylinder Head Port Shape Round
  • Cylinder Head Stock Profile Heads
  • Header Construction MILD STEEL- Standard-Duty
  • Replacement Gasket 27500
  • Replacement Head Flange Gasket 27500
  • California Proposition 65 WARNING: Cancer & Reproductive Harm. 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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNot for '67-69 with A/C! 1970 and later with Large Piston A/C need bracket 20110
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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
      Air ConditioningNo
      Power SteeringYes
      Auto Transmission - ColumnNo
      Auto Transmission - FloorNo
      Manual Transmission - ColumnNo
      Manual Transmission - FloorYes
      Footnotes(1) Without smog injection or injection heads.
      (103) Will fit with angle plug heads (Chevy aluminum only, L98).
      (121) Must modify rotary A/C bracket.
      (49) Will not fit (Saginaw) close ratio P/S with 825 power steering box, 1967-69.
      (6) Modification to stock exhaust required to retain catalytic converter.
      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)
×