4 Cylinder Exhaust Manifold to Head Gasket | Sierra Exhaust 18-1204-1 Verna Ski Frame not included

Frame not included

2 wire connection from coil slipped over wire to be measured

Crusader Crankshaft

Cleans intake ports

LasDrop Gen II Shaft Seal 1 1/4 In

4 Cylinder Exhaust Manifold to Head Gasket | Sierra Exhaust 18-1204-1 Verna Ski Frame not included4 Cylinder Exhaust Manifold to Head Gasket Sierra Exhaust 18 1204 1 Combination intake & exhaust manifold gasket fits GM 3. 0L 4 cylinder marine engines with non Vortec cylinder heads. Exhaust manifold gasket For GM 2. 5L and 3. 0L engines from approximately 1987 to 1990 with non Vortec cylinder heads Will not work with all 3. 0L engines refer to engine model and serial for correct gasket Intake and exhaust ports are not square Replaces Mercury 27