YAMAHA EXHAUST GASKET 63V-41135-00

Function and technical context

The 63V-41135-00 Exhaust Gasket is a genuine Yamaha factory replacement that tightly seals the joint between the exhaust manifold and outlet pipe on four-stroke marine engines. This piece acts as a critical sealing element in the gas evacuation system, preventing leaks of seawater and combustion gases that could compromise the integrity of the engine. The correct functioning of this gasket is essential to maintain the tightness of the exhaust circuit and prevent the entry of seawater into the combustion chambers during navigation, especially in conditions of navigation in turbulent waters or at high speeds.

When to replace this part?

The Yamaha exhaust gasket should be replaced when water leaks around the manifold, abnormal white smoke, loss of engine power or unusual increase in fuel consumption are detected. Although there is no fixed interval in operating hours, it is recommended to inspect the condition of this gasket during each seasonal maintenance and replace it preventively every 3-4 years or after disassembling the exhaust manifold for repairs. Replacing this gasket preventatively prevents sudden engine failure at sea and ensures a reliable seal in demanding sailing conditions.

Equivalent manufacturer part numbers