The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975 | Buick | LeSabre | Custom |
| 1975 | Oldsmobile | 98 | Luxury |
| 1975 | Oldsmobile | 98 | Regency |
| 1975 | Oldsmobile | Custom Cruiser | Base |
| 1975 | Oldsmobile | Custom Cruiser | Panel |
| 1975 | Oldsmobile | Delta 88 | Base |
| 1975 | Oldsmobile | Delta 88 | Royale |
| 1968-1978 | Pontiac | Bonneville | Base |
| 1976-1978 | Pontiac | Bonneville | Brougham |
| 1968-1970,1978 | Pontiac | Bonneville | Safari |
| 1968-1978 | Pontiac | Catalina | Base |
| 1971-1972 | Pontiac | Catalina | Brougham |
| 1968-1978 | Pontiac | Catalina | Safari |
| 1968-1970 | Pontiac | Catalina | Ventura |
| 1968-1970 | Pontiac | Executive | Base |
| 1968-1970 | Pontiac | Executive | Safari |
| 1968-1969 | Pontiac | Firebird | 400 |
| 1968-1977 | Pontiac | Firebird | Base |
| 1970-1974,1976 | Pontiac | Firebird | Esprit |
| 1970-1979 | Pontiac | Firebird | Formula |
| 1969-1979 | Pontiac | Firebird | Trans Am |
| 1973-1975 | Pontiac | Grand Am | Base |
| 1975-1977 | Pontiac | Grand LeMans | Base |
| 1975,1977 | Pontiac | Grand LeMans | Safari |
| 1968-1974,1976-1977 | Pontiac | Grand Prix | Base |
| 1975,1977 | Pontiac | Grand Prix | LJ |
| 1975-1977 | Pontiac | Grand Prix | SJ |
| 1971-1978 | Pontiac | Grand Safari | Base |
| 1971-1974 | Pontiac | Grandville | Base |
| 1975 | Pontiac | Grandville | Brougham |
| 1968-1973 | Pontiac | GTO | Base |
| 1970-1971 | Pontiac | GTO | The Judge |
| 1968-1977 | Pontiac | LeMans | Base |
| 1972-1974 | Pontiac | LeMans | Luxury |
| 1969-1970,1973-1975,1977 | Pontiac | LeMans | Safari |
| 1974 | Pontiac | LeMans | Safari Luxury |
| 1970-1977 | Pontiac | LeMans | Sport |
| 1971 | Pontiac | LeMans | T37 |
| 1968-1970 | Pontiac | Tempest | Base |
| 1968-1969 | Pontiac | Tempest | Custom |
| 1968-1969 | Pontiac | Tempest | Safari |
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1975 | Buick | LeSabre | Custom |
| 1975 | Oldsmobile | 98 | Luxury |
| 1975 | Oldsmobile | 98 | Regency |
| 1975 | Oldsmobile | Custom Cruiser | Base |
| 1975 | Oldsmobile | Custom Cruiser | Panel |
| 1975 | Oldsmobile | Delta 88 | Base |
| 1975 | Oldsmobile | Delta 88 | Royale |
| 1968-1978 | Pontiac | Bonneville | Base |
| 1976-1978 | Pontiac | Bonneville | Brougham |
| 1968-1970,1978 | Pontiac | Bonneville | Safari |
| 1968-1978 | Pontiac | Catalina | Base |
| 1971-1972 | Pontiac | Catalina | Brougham |
| 1968-1978 | Pontiac | Catalina | Safari |
| 1968-1970 | Pontiac | Catalina | Ventura |
| 1968-1970 | Pontiac | Executive | Base |
| 1968-1970 | Pontiac | Executive | Safari |
| 1968-1969 | Pontiac | Firebird | 400 |
| 1968-1977 | Pontiac | Firebird | Base |
| 1970-1974,1976 | Pontiac | Firebird | Esprit |
| 1970-1979 | Pontiac | Firebird | Formula |
| 1969-1979 | Pontiac | Firebird | Trans Am |
| 1973-1975 | Pontiac | Grand Am | Base |
| 1975-1977 | Pontiac | Grand LeMans | Base |
| 1975,1977 | Pontiac | Grand LeMans | Safari |
| 1968-1974,1976-1977 | Pontiac | Grand Prix | Base |
| 1975,1977 | Pontiac | Grand Prix | LJ |
| 1975-1977 | Pontiac | Grand Prix | SJ |
| 1971-1978 | Pontiac | Grand Safari | Base |
| 1971-1974 | Pontiac | Grandville | Base |
| 1975 | Pontiac | Grandville | Brougham |
| 1968-1973 | Pontiac | GTO | Base |
| 1970-1971 | Pontiac | GTO | The Judge |
| 1968-1977 | Pontiac | LeMans | Base |
| 1972-1974 | Pontiac | LeMans | Luxury |
| 1969-1970,1973-1975,1977 | Pontiac | LeMans | Safari |
| 1974 | Pontiac | LeMans | Safari Luxury |
| 1970-1977 | Pontiac | LeMans | Sport |
| 1971 | Pontiac | LeMans | T37 |
| 1968-1970 | Pontiac | Tempest | Base |
| 1968-1969 | Pontiac | Tempest | Custom |
| 1968-1969 | Pontiac | Tempest | Safari |
