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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 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

Part#68646
$598.98

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)
×