The Yanmar Impeller Pump Cover Gasket (119773-42570) is designed to provide a reliable, watertight seal between the impeller pump cover and the pump housing. Proper sealing of the pump cover is essential to prevent seawater leakage and to maintain efficient raw water cooling.

This gasket is suitable for a wide range of Yanmar 3JH, 4JH, 4JH common-rail, 6LP, and 6LPA marine diesel engines. Manufactured to OEM-equivalent specifications, it ensures accurate fitment and dependable performance during impeller service or pump maintenance.

Product Type

Impeller pump cover gasket

OEM / Reference Number

119773-42570

Related Component

Fits impeller pump cover 129670-42520

Installation Location

Between the impeller pump cover and the pump housing

Compatibility

Suitable for Yanmar engines:

3JH Series

3JH3E
3JH4E
3JH5E
3JH40-CR

4JH / 4JH-CR Series

4JH3E
4JH3-TE
4JH3-HTE
4JH3-DTE
4JH4E
4JH4AE
4JH4-TE
4JH4-HTE
4JH5E
4JH45-CR
4JH57-CR
4JH80-CR
4JH110-CR

6LP / 6LPA Series

6LP-DTE
6LP-STE
6LPA-DTE
6LPA-DTP
6LPA-STE
6LPA-STP
6LPA-STP2

6LPA-STE