Yanmar impeller pump wear plate for the seawater pump on early Yanmar 4JH engines. This plate sits inside the impeller pump and should be replaced when worn, scored or damaged, as a worn plate can reduce pump performance and cooling water flow.
Yanmar part number: 129470-42540 Part type: Impeller pump wear plate Application: Seawater / impeller pump
Suitable for:
4JH E, 4JH TE, 4JH HTE, 4JH DTE
For engines up to approximately mid-1989 . Always compare the part number with the old part or engine parts diagram before ordering.
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