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Doug's Headers Header Flange Gaskets 326-455ci
Representative Image
Product images may differ from actual product appearance.
Consider JEGS Branded
776-HG9342
Leak-Free Header Gaskets
Premium header flange gaskets are made extra thick from a specially formulated gasket material. Rated up to 1100° F and handle exhaust pressures up to 3700 psig (255 bar). Each gasket is designed for an exact port match with Doug's Headers. Sold in pairs.
Does Doug's Headers HG9342 fit your vehicle?
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Aspiration
1974 PONTIAC LEMANS
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1968 PONTIAC LEMANS
- CC: 7014
- Liter: 7.0
- SubModel: BASE
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1977 PONTIAC LEMANS
- Liter: 5.7
- Aspiration: N
- SubModel: SPORT
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1965 PONTIAC GTO
- CC: 5343
- Liter: 5.3
- Aspiration: N
- SubModel: BASE
- CUI: 326
- EngineType: V8 ( 5.3 L / 326 )
1975 PONTIAC GRAND LEMANS
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1974 PONTIAC LEMANS
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: SPORT
- Engine Vin: A
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1965 PONTIAC GTO
- CC: 6376
- Liter: 6.4
- Aspiration: N
- SubModel: BASE
- CUI: 389
- EngineType: V8 ( 6.4 L / 389 )
1977 PONTIAC GRAND LEMANS
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1970 PONTIAC TEMPEST
- CC: 5733
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1975 PONTIAC GRAND LEMANS
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1974 PONTIAC LEMANS
- CC: 7456
- Liter: 7.5
- Aspiration: N
- SubModel: BASE
- Engine Vin: Y
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1975 PONTIAC FIREBIRD
- Liter: 5.7
- Aspiration: N
- SubModel: FORMULA
- Engine Vin: E
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1973 PONTIAC LEMANS
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: SPORT
- Engine Vin: W
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1967-1968 PONTIAC BONNEVILLE
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1965-1966 PONTIAC GRAND PRIX
- CC: 6900
- Liter: 6.9
- Aspiration: N
- SubModel: BASE
- CUI: 421
- EngineType: V8 ( 6.9 L / 421 )
1966 PONTIAC GTO
- CC: 6376
- Liter: 6.4
- Aspiration: N
- SubModel: BASE
- CUI: 389
- EngineType: V8 ( 6.4 L / 389 )
1968 PONTIAC TEMPEST
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1973 PONTIAC GRAND AM
- CC: 6555
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975 PONTIAC LEMANS
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972-1974 PONTIAC GRAND PRIX
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: S
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC LEMANS
- EngineType: ALL
- SubModel: SAFARI
1975 PONTIAC GRAND AM
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1969 PONTIAC LEMANS
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1972 PONTIAC FIREBIRD
- CC: 6555
- Liter: 6.6
- Aspiration: N
- SubModel: FORMULA
- Engine Vin: T
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC CATALINA
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1971 PONTIAC GRANDVILLE
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1970 PONTIAC TEMPEST
- CC: 6555
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1977 PONTIAC LEMANS
- Liter: 6.6
- SubModel: SPORT
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1969 PONTIAC SAFARI
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1965-1966 PONTIAC BONNEVILLE
- CC: 6900
- Liter: 6.9
- Aspiration: N
- SubModel: BASE
- CUI: 421
- EngineType: V8 ( 6.9 L / 421 )
1969 PONTIAC GRAND PRIX
- CC: 7014
- Liter: 7.0
- SubModel: BASE
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1965-1967 PONTIAC TEMPEST
- CC: 5343
- Liter: 5.3
- Aspiration: N
- SubModel: BASE
- CUI: 326
- EngineType: V8 ( 5.3 L / 326 )
1974 PONTIAC VENTURA
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: CUSTOM
- Engine Vin: A
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1969 PONTIAC GTO
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1970 PONTIAC CATALINA VENTURA
- Liter: 7.5
- SubModel: BASE
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1969 PONTIAC TEMPEST
- Liter: 7.0
- SubModel: BASE
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1976 PONTIAC GRAND PRIX
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972-1973 PONTIAC CATALINA
- CC: 5737
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1969 PONTIAC LEMANS
- CC: 5733
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1967-1968 PONTIAC GRAND PRIX
- CC: 7014
- Liter: 7.0
- SubModel: BASE
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1967 PONTIAC FIREBIRD
- CC: 5343
- Liter: 5.3
- Aspiration: N
- SubModel: BASE
- CUI: 326
- EngineType: V8 ( 5.3 L / 326 )
1969 PONTIAC LEMANS
- Liter: 7.0
- SubModel: SAFARI
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1975 PONTIAC GRAND PRIX
- EngineType: ALL
- SubModel: BASE
1965-1966 PONTIAC BONNEVILLE
- CC: 6376
- Liter: 6.4
- Aspiration: N
- SubModel: BASE
- CUI: 389
- EngineType: V8 ( 6.4 L / 389 )
1972-1973 PONTIAC LEMANS
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: BASE
- Engine Vin: W
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1974 PONTIAC GRAND AM
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: BASE
- Engine Vin: W
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1977-1978 PONTIAC CATALINA
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1974 PONTIAC VENTURA
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: A
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1970 PONTIAC EXECUTIVE
- CC: 6555
- Liter: 6.6
- Aspiration: N
- SubModel: SAFARI
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1973-1974 PONTIAC LEMANS
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: SAFARI
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1970 PONTIAC GTO
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1977-1978 PONTIAC BONNEVILLE
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1967-1968 PONTIAC GRAND PRIX
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC LEMANS
- Liter: 7.5
- SubModel: BASE
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1968 PONTIAC SAFARI
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1977 PONTIAC BONNEVILLE
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972 PONTIAC CATALINA
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: SAFARI
- Engine Vin: V
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1975 PONTIAC VENTURA
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: J
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1974 PONTIAC LEMANS
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: S
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1973 PONTIAC LEMANS
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1975-1976 PONTIAC CATALINA
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975 PONTIAC GRANDVILLE
- Liter: 6.6
- SubModel: BROUGHAM
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1977 PONTIAC CATALINA
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972 PONTIAC LEMANS
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1974 PONTIAC GRAND AM
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975-1976 PONTIAC CATALINA
- Liter: 7.5
- SubModel: BASE
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1967-1969 PONTIAC EXECUTIVE
- CC: 6555
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975 PONTIAC VENTURA
- Liter: 5.7
- SubModel: SJ
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1965-1966 PONTIAC GRAND PRIX
- CC: 6376
- Liter: 6.4
- Aspiration: N
- SubModel: BASE
- CUI: 389
- EngineType: V8 ( 6.4 L / 389 )
1972-1974 PONTIAC FIREBIRD
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: ESPRIT
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1976 PONTIAC GRAND PRIX
- Liter: 7.5
- SubModel: BASE
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1975 PONTIAC LEMANS
- Liter: 5.7
- Aspiration: N
- SubModel: SPORT
- Engine Vin: H
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1975 PONTIAC LEMANS
- Liter: 6.6
- SubModel: SPORT
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC LEMANS
- Liter: 7.5
- SubModel: SPORT
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1967-1969 PONTIAC CATALINA
- CC: 7014
- Liter: 7.0
- SubModel: BASE
- CUI: 428
- EngineType: V8 ( 7.0 L / 428 )
1972 PONTIAC LEMANS
- CC: 5737
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1975 PONTIAC VENTURA
- Liter: 5.7
- SubModel: S
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1973 PONTIAC GRANDVILLE
- CC: 6555
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: T
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1972 PONTIAC CATALINA
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BROUGHAM
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC GRAND LEMANS
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1977 PONTIAC FIREBIRD
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972-1974 PONTIAC FIREBIRD
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972-1974 PONTIAC FIREBIRD
- CC: 5737
- Liter: 5.7
- Aspiration: N
- SubModel: FORMULA
- Engine Vin: M
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1969 PONTIAC EXECUTIVE
- CC: 6555
- Liter: 6.6
- SubModel: SAFARI
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975 PONTIAC LEMANS
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1976 PONTIAC LEMANS
- Liter: 5.7
- SubModel: SPORT
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1977 PONTIAC GRAND PRIX
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1968 PONTIAC EXECUTIVE
- CC: 6555
- Liter: 6.6
- SubModel: SAFARI
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975-1976 PONTIAC BONNEVILLE
- Liter: 6.6
- SubModel: BASE
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1969 PONTIAC LEMANS
- CC: 6555
- Liter: 6.6
- SubModel: SAFARI
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1975-1976 PONTIAC GRAND LEMANS
- Liter: 7.5
- SubModel: BASE
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1977 PONTIAC FIREBIRD
- Liter: 5.7
- Aspiration: N
- SubModel: FORMULA
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972 PONTIAC CATALINA
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: BASE
- Engine Vin: U
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1977 PONTIAC BONNEVILLE
- Liter: 5.7
- Aspiration: N
- SubModel: BROUGHAM
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1972-1974 PONTIAC BONNEVILLE
- CC: 6556
- Liter: 6.6
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 400
- EngineType: V8 ( 6.6 L / 400 )
1965-1967 PONTIAC LEMANS
- CC: 5343
- Liter: 5.3
- Aspiration: N
- SubModel: BASE
- CUI: 326
- EngineType: V8 ( 5.3 L / 326 )
1973-1974 PONTIAC GRAND SAFARI
- CC: 7457
- Liter: 7.5
- Aspiration: N
- SubModel: BASE
- Engine Vin: W
- CUI: 455
- EngineType: V8 ( 7.5 L / 455 )
1976 PONTIAC GRAND LEMANS
- Liter: 5.7
- SubModel: BASE
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1977 PONTIAC GRAND LEMANS
- Liter: 5.7
- Aspiration: N
- SubModel: BASE
- Engine Vin: P
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
1975-1976 PONTIAC FIREBIRD
- Liter: 5.7
- SubModel: ESPRIT
- CUI: 350
- EngineType: V8 ( 5.7 L / 350 )
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Some parts are not legal for use in California or other states with similar laws / regulations
