Monthly Archives: October 2010

Replacing Raw-Water Impellers (2004 3372 6.2L Velvet)

Replacing raw-water impellers on 2004 inboard 6.2L-Mercs with Velvet Drives. Replacing these impellers was miserable at first-glance, but now that I know the tricks, I can (and did) replace the impellers start-to-finish in under one hour. The first pump took … Continue reading

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