Re: 1971 mercury 200 20hp gearcase leak

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November 12, 2016 at 1:38 pm #47330
dockbuster1
Participant

    Lifetime Member

    the original drive shaft was steel the replacement was stainless because the steel rusts the oxide is harder than the steel surface and cuts it beyond repair a speedy sleeve can also be used to resurface the seal areas if the water pump and key still fit on the shaft snugly