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  1. R

    Prop now deep enough in the water

    I have a 1984 Basstracker 17' with a 1999 50HP Mercury 2 stroke. I recently purchased this boat and the engine runs great. The problem is the prop is not deep enough in the water. The engine is as low as it can go on the transom. If the engine is level, the result is engine revving too high and...
  2. R

    90 hp lower unit in a 115 hp lower unit?

    1993 Mercury 115 hp. I replaced the lower unit in my boat that came from a 90 hp merc engine. It works perfectly except my top speed went from about 38 mph to around 33 mph. Does the 90 hp unit have lower gears or something? Can't figure out the lower speed. Thanks
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