309709 OMC EXHAUST COVER TO CRANKCASE

OEM OMC Johnson/Evinrude exhaust gasket (309709) provides critical sealing between the exhaust manifold cover and crankcase to prevent combustion gas leakage. This elastomer gasket withstands high-temperature exhaust conditions and maintains compression integrity in the exhaust system. Genuine factory OEM part used across multiple Johnson and Evinrude outboard models; required for proper exhaust system function.