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    120 trim issue???

    Hey, Okay so I have a old 16' dayboat with a mid 1970's 120HP Mercruiser pre-alpha drive. runs great. just having an issue with the trim button not working. down works fine and trailer works so I am assuming the switch in the gimbal housing is either messed up or disconnected. how would i...
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    best prop for mercruiser 120???

    Hi, Just looking for some input on what would be the best prop size for a 1969 16' shasta dayboat. with a 120HP mercruiser with an m1 drive. right now its got a 16x17 three blade aluminum prop and doesn't seem to run correctly. engine at WOT is 3600 rpm... so what would you guys recommend...
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    WOT issue. low rpm

    i'm thinking a pitch issue but want some other input. 69 Shasta runabout. with 120HP Mercruiser I Stern Drive. the prop on it now was what came with the boat. I Believe 14x17. boat revs fine out of water, but when in the river under load WOT is about 3300-3500. boat runs smoothly down the...
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