| 1977 | Buick | Century | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1978 | Buick | Riviera | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1978 | Buick | LeSabre | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Buick | Electra | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Buick | Estate Wagon | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Oldsmobile | Cutlass | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Oldsmobile | Cutlass Salon | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Oldsmobile | Cutlass Supreme | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1978 | Oldsmobile | Toronado | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Oldsmobile | Custom Cruiser | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Oldsmobile | 98 | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Oldsmobile | Delta 88 | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Pontiac | LeMans | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Pontiac | Grand LeMans | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977 | Pontiac | Grand Prix | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1978 | Pontiac | Grand Safari | 6.6L/403 | OHV V8 | Vin "K" | Oldsmobile | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Pontiac | Catalina | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Pontiac | Firebird | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |
| 1977-1979 | Pontiac | Bonneville | 6.6L/403 | OHV V8 | Vin "K" | Intake gasket not included use IO307. Includes premium umbrella valve stem seals. |