18-4398 Exhaust Manifold Gasket for Mercruiser Stern Drives
Mercruiser Stern Drive, 140 GM 181 I/L4, 3332138 Thru 5157668, 1972-1978
Mercruiser Stern Drive, 140 GM 181 I/L4, 5157669 Thru 6229717, 1979-1982
- replaces: Mercury Marine 27-53354A1
- without Siamese Port Cylinder
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