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Hedman Standard Duty HTC Coated Full Length Headers 1968-86 Chevy Pickup, Suburban, Blazer, Jimmy 2WD/4WD

500-66117

made in usa

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Hedman 66117
$610.99
Standard Duty HTC Coated Full Length Headers
  • 1968-86 Chevy Pickup, Suburban, Blazer, Jimmy 2WD/4WD
  • Tube Size: 1.75"
  • Collector Size: 3"
  • 396-502ci
  • Free Shipping - Estimated to ship directly from the manufacturer on 04/22/21
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    1976 GMC C25 SUBURBAN

    • Liter: 7.4
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1968 GMC K25/K2500 SUBURBAN

    • Liter: 4.8
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 292
    • Engine Type: L6 ( 4.8L / 292 )
    • Engine Vin: -

    1968 CHEVROLET K20 SUBURBAN

    • Liter: 4.8
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 292
    • Engine Type: L6 ( 4.8L / 292 )
    • Engine Vin: S

    1969 CHEVROLET C10 SUBURBAN

    • Liter: 4.8
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 292
    • Engine Type: L6 ( 4.8L / 292 )
    • Engine Vin: -

    1973 GMC K25/K2500 SUBURBAN

    • Liter: 4.1
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 250
    • Engine Type: L6 ( 4.1L / 250 )
    • Engine Vin: Q

    1969 CHEVROLET K20 SUBURBAN

    • Liter: 5
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 307
    • Engine Type: V8 ( 5L / 307 )
    • Engine Vin: E

    1988 CHEVROLET V20 SUBURBAN

    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 350
    • Engine Type: V8 ( 5.7L / 350 )
    • Engine Vin: K

    1969 GMC C25/C2500 SUBURBAN

    • Liter: 5
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 307
    • Engine Type: V8 ( 5L / 307 )
    • Engine Vin: E

    1968 GMC K25/K2500 SUBURBAN

    • Liter: 5
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: Yes; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 4WD; E.O. Number: D167-27; 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.
    • CUI: 307
    • Engine Type: V8 ( 5L / 307 )
    • Engine Vin: E

    1971 GMC C25/C2500 SUBURBAN

    • Liter: 6.6
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 402
    • Engine Type: V8 ( 6.6L / 402 )
    • Engine Vin: E

    1977 GMC C35

    • Liter: 7.4
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 454
    • Engine Type: V8 ( 7.4L / 454 )
    • Engine Vin: S

    1972 CHEVROLET C20 SUBURBAN

    • Liter: 5
    • SubModel: BASE
    • Aspiration: NATURALLY ASPIRATED
    • Fitment Notes: Air Conditioning: Yes; Power Steering: Yes; Auto Transmission - Column: Yes; Auto Transmission - Floor: Yes; Manual Transmission - Column: No; Manual Transmission - Floor: Yes; Footnotes: (208) Due to cylinder heads (aluminum) generation 6 engines, 502 BB Chevy may have clearance problems on some applications. Bottom of header flanges may hit head bolts. Notching may be necessary.; Footnotes: (1) Without smog injection or injection heads.; Footnotes: (112) Must use factory big block chevy hardware and mounts.; Footnotes: (139) Must use 1975 and later model clutch linkage located at rear of engine.; Footnotes: (160) Early chassis only.; Footnotes: (213) Elite replacement gasket 27550.; Footnotes: (4) Includes parts necessary to retain emission devices. (50 State); Footnotes: (6) Modification to stock exhaust required to retain catalytic converter.; Drivetrain: 2WD; E.O. Number: D167-27; 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.
    • CUI: 307
    • Engine Type: V8 ( 5L / 307 )
    • Engine Vin: F

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