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Hedman Hedders Uncoated Headers; 1-5/8 in. Tube Dia; FULL LENGTH (close ratio steering) Chevrolet - 68670
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Hedman Hedders Uncoated Headers; 1-5/8 in. Tube Dia; FULL LENGTH (close ratio steering) Chevrolet - 68670 - Image 3
Hedman Hedders Uncoated Headers; 1-5/8 in. Tube Dia; FULL LENGTH (close ratio steering) Chevrolet - 68670 - Image 4
Hedman Hedders Uncoated Headers; 1-5/8 in. Tube Dia; FULL LENGTH (close ratio steering) Chevrolet - 68670 - Image 5
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Hedman Hedders Uncoated Headers; 1-5/8 in. Tube Dia; FULL LENGTH (close ratio steering) Chevrolet

$279.99

Hedman Hedders

Model #68670

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Shopper Award

This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver here.

Standard Uncoated Headers; 1-5/8 in. Tube Dia.; 3 in. Coll.; FULL LENGTH Design (for close-ratio steering boxes)

Features

  • Mounting Hardware Included: Yes
  • Header Material: Mild Steel
  • Header Finish: Uncoated
  • Cylinder Head Port Shape: Oval
  • Variations: 68676
  • Tube Style: Long Tube (close ratio steering)
  • Tube Size: 1-5/8 in.
  • Tube Material Thickness: 16g
  • Tube Length: Long Tubes
  • Tube Diameter: 1-5/8 in.
  • Tube Design: LONG TUBES (close ratio steering)
  • Reducer Outlet Size: 2-1/2 in.
  • Power Steering: Yes
  • Port Shape: Oval
  • Material: Mild Steel
  • Manual Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Key Feature: Close-Ratio Steering Box
  • Header Port Shape: Oval Port
  • Replacement Head Flange Gasket: 27520
  • Flange Style: Standard
  • Finish Type: Uncoated Mild steel
  • Finish: Uncoated
  • Exhaust System Dia: 2-1/2 in.
  • Collector Style: Ball and Socket Style (Gasketless)
  • Collector Size: 3 in.
  • Automatic Transmission - Floor: Yes
  • Automatic Transmission - Column: Yes
  • Air Conditioning: Yes
  • Reducers Included: Yes
  • Header Style: Long Tube
  • Gasket Or Seal Included: Yes
  • Collector Attachment: 3 in.
  • Flange Thickness: 0.3125 in.
  • Bolts/Studs Included: Yes
  • Emissions Notes: NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction: Standard-Duty
  • E.O. #: No
  • Notes: 67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65: WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info: This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title: HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents: Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Y-Pipe Included: No
  • with EGR: No
  • with A.I.R. System: No
  • Package Contents: Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included: Yes
  • Replacement Gasket: 27500
  • Cylinder Head: Stock Profile Heads
  • Quantity: Sold as a pair.
  • Motor Mounts Included: No
  • Crossover Pipe Included: No
  • Catalytic Converter(s) Included: No
  • Collector Bolts Included: Yes
  • Weld-Up: No
  • Tuned: No
  • Primary Tube Gauge: 16g
  • Primary Tube Diameter (in): 1.625 in.

Notes:

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Vehicle Engine Notes
1974-1980
 Chevrolet Camaro
Base
 		8 Cylinder 5.7 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1976-1980
 Chevrolet Camaro
Base
 		8 Cylinder 5.0 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1969-1973
 Chevrolet Camaro
Base
 		8 Cylinder 5.7 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.: Legal for use on '74-earlier vehicles without A.I.R.. Considered OEM replacement part, and do not require EO, when existing emission controls are not removed.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1967-1969
 Chevrolet Camaro
Base
 		8 Cylinder 5.3 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.: Legal for use on '74-earlier vehicles without A.I.R.. Considered OEM replacement part, and do not require EO, when existing emission controls are not removed.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1981
 Chevrolet Camaro
Berlinetta
 		8 Cylinder 5.7 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1981
 Chevrolet Camaro
Berlinetta
 		8 Cylinder 5.0 Liter
  • Air Conditioning: Will not fit 1967-69 Camaros with A/C. - 1970 or later only- A/C equipped vehicles require bracket 20110.(Large piston compressor).
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (104) On some models it may be necessary to remove Z bars. (SS Series)
  • Footnotes: (121) Must modify rotary A/C bracket.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1968
 Chevrolet Chevy II
Nova
 		8 Cylinder 5.3 Liter
  • Air Conditioning: No
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.: Legal for use on '74-earlier vehicles without A.I.R.. Considered OEM replacement part, and do not require EO, when existing emission controls are not removed.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1968
 Chevrolet Chevy II
Nova
 		8 Cylinder 5.7 Liter
  • Air Conditioning: No
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.: Legal for use on '74-earlier vehicles without A.I.R.. Considered OEM replacement part, and do not require EO, when existing emission controls are not removed.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1975-1979
 Chevrolet Nova
Base
 		8 Cylinder 5.7 Liter
  • Air Conditioning: No
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1976-1979
 Chevrolet Nova
Base
 		8 Cylinder 5.0 Liter
  • Air Conditioning: No
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: RACE ONLY! NOT LEGAL for public street or highway use on '75-later vehicles.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)
1969-1974
 Chevrolet Nova
Base
 		8 Cylinder 5.7 Liter
  • Air Conditioning: No
  • Power Steering: Yes
  • Auto Transmission - Column: Yes
  • Auto Transmission - Floor: Yes
  • Manual Transmission - Column: No
  • Manual Transmission - Floor: Yes
  • Footnotes: (1) Without smog injection or injection heads.
  • Footnotes: (234) Design with additional clearance for close ratio steering boxes.
  • Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.
  • Emissions Notes: 1974 and earlier vehicles WITHOUT A.I.R.: Legal for use on '74-earlier vehicles without A.I.R.. Considered OEM replacement part, and do not require EO, when existing emission controls are not removed.
  • Engine Family: SB Chevy 283-400 (Gen 1)
  • Y-Pipe Included:No
  • with EGR:No
  • with A.I.R. System:No
  • Package Contents:Set of Headers, mounting hardware and gaskets
  • Installation Hardware Included:Yes
  • Replacement Gasket:27500
  • Cylinder Head:Stock Profile Heads
  • Quantity:Sold as a pair.
  • Motor Mounts Included:No
  • Crossover Pipe Included:No
  • Catalytic Converter(s) Included:No
  • Collector Bolts Included:Yes
  • Catalog Code:HED
  • Weld-Up:No
  • Tuned:No
  • Primary Tube Gauge:16g
  • Primary Tube Diameter (in):1.625 in.
  • Mounting Hardware Included:Yes
  • Header Material:Mild Steel
  • Header Finish:Uncoated
  • Cylinder Head Port Shape:Oval
  • Variations:68676
  • Tube Size:1-5/8 in.
  • Tube Material Thickness:16g
  • Tube Length:Long Tubes
  • Tube Diameter:1-5/8 in.
  • Tube Design:LONG TUBES (close ratio steering)
  • Reducer Outlet Size:2-1/2 in.
  • Power Steering:Yes
  • Port Shape:Oval
  • Material:Mild Steel
  • Manual Transmission - Floor:Yes
  • Manual Transmission - Column:No
  • Key Feature:Close-Ratio Steering Box
  • Header Port Shape:Oval Port
  • Replacement Head Flange Gasket:27520
  • Flange Style:Standard
  • Finish Type:Uncoated Mild steel
  • Finish:Uncoated
  • Exhaust System Dia:2-1/2 in.
  • Collector Style:Ball and Socket Style (Gasketless)
  • Collector Size:3 in.
  • Automatic Transmission - Floor:Yes
  • Automatic Transmission - Column:Yes
  • Air Conditioning:Yes
  • Reducers Included:Yes
  • Header Style:Long Tube
  • Gasket Or Seal Included:Yes
  • Collector Attachment:3 in.
  • Flange Thickness:0.3125 in.
  • Bolts/Studs Included:Yes
  • Emissions Notes:NOT LEGAL FOR STREET USE ON '75-LATER MODEL YEARS! Legal for off-road use only.
  • Header Construction:Standard-Duty
  • E.O. #:No
  • Notes :67-81 Camaro; 68-79 Nova 283-400; Close Ratio
  • California Proposition 65:WARNING: Cancer. For more info visit www.P65Warnings.ca.gov
  • Product Info:This set of headers has been designed specifically for use on vehicles with a close-ratio steering box.
  • Title:HEDMAN HEDDERS STANDARD UNCOATED HEADERS; 1-5/8 IN. TUBE DIA.; 3 IN. COLL.; FULL LENGTH DESIGN (FOR CLOSE RATIO STEERING BOXES)
  • Contents:Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions
  • Collector Diameter:3 in.
  • Tube Style:Long Tubes (close ratio steering)

Who Is Hedman Hedders?

Hedman Hedders is an exhaust system manufacturer that began as a one-man shop in 1954. Bob Hedman, the founder of Hedman Hedders, sold his sought-after exhaust tubes to fellow racers participating in the salt flats of the Mojave Desert. But what he did not realize is that, what started out as a side hustle to earn a few dollars to support his racing hobby, turned into one of the premier header manufacturers in the world.

Choice Of Champions

Hedman Hedders are popular both in the racing and street marketplaces. Initially, his product was only intended for drag racers, but as word spread quickly, Hedman Hedders became the brand of choice among racing’s elite engine builder and racers in different racing disciplines. It is used by some of the biggest names such as Warren Johnson, Don Garlits, Shirley Muldowney, the BIGFOOT Racing Team, and the IROC series.

The company constantly reshapes itself to create products that would continuously adapt to the fast-changing automotive trends. It is also designed to meet environmental requirements and uses the most advanced and latest technology to ensure that its products perform at their optimum.

Purchase Hedman Hedders At Vivid Racing

If you are in the market for high-performance headers for your vehicle, then look no further, as Hedman Hedders is the right brand for you. They manufacture custom-made headers that fit most car makes and models and are guaranteed to give you the best performance gain for your dollar. Tested both on the street and the track, Hedman Hedders is a brand that you can trust.

To know more about Hedman and what they can offer, visit Vivid Racing and check out their list of products that fit your specific requirement.   

Installation Instructions

Click to view the Installation Instructions here

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