This Yanmar impeller pump cover is used on the seawater pump of selected Yanmar marine diesel engines. The cover closes the impeller housing and is commonly replaced when the old cover is worn, damaged or leaking. Suitable for Yanmar 2GM, 3GM and YM series engines. Always compare the part number and cover shape with your current pump cover before ordering. Engine compatibility Suitable for Yanmar: 2GM20 EU, 2GM20F EU, 3GM30F EU, 2YM15, 3YM20, 3YM30, 3YM30AE Series 2GM series, 3GM series, YM series Part number Yanmar: 128990-42540 Old reference: X0142398
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