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  1. J

    1973 Mercuiser 140 choke/carb/throttle linkage issue

    I have 1973 Mercruiser 140 with a Rochester 2 barrel carb. My problem is that the butterfly will not open when I throttle up and sometimes on start. However, I can get the boat started, but it only barely runs with the throttle fully down. But, then I manually open the butterfly and the...
  2. J

    Control Cable Issue

    I have a 17' 1973 Renken tri-hull with a mercruiser 3.0. I am wondering how hard it is to replace the "upper" shift control cable. Last week we were on the lake and while shifting, the end of the shift/control cable broke where it connects to the remote throttle. It is a dual remote that...
  3. J

    Prop advice on old Tri-hull 3.0 mercruiser.

    I want to replace the prop on my 1973 17' Renken Tri-hull bow rider. The motor is a 140 hp mercruiser and an alpha one sterndrive (or actually may be pre-alpha I believe-Top eye hook model-). The boat is used mainly for cruising, and pulling skiers and tubers. The boat weighs about 1410 lbs...
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