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  1. R

    water pump kit or just impeller.

    I purchased a sierra impeller(18-3059) for my 1989 Johnson 150. It only came with the impeller and a small white wedge. Is this all that is needed to service the water pump? I seen other sierra kits with orings and gaskets and stuff. Do I need all that to do the impeller change or not?
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    Am I over Propped?

    I'm new to boats and I just purchased a 1978 glasstron bass boat with a 1989 Johnson 150. The boat is only turning about 4200 RPM at WOT. I am told maybe the prop I have is too much for my combo. The prop is a SS Raker 14.5X24. It tops out in the upper 50's with one person Low 50's with 3. What...
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    1989 johnson 150 only 4200 RPM

    I'm new to this forum but have been looking around for a week or so. I recently purchased my first boat it's a 1978 Glastron 17' bass boat. It is powered by a 1989 150 hp johnson. It runs very good. starts and idle fine. Runs well on top end with three adults it will get up to 52 GPS 4000 RPM...
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