Recent content by h205150

  1. h205150

    altitude affects carburation

    I have a 1987 OMC cobra that is installed in a Winner 1750 Escape.I will be using the boat at a higher altitude than we normally boat,the diffrence is about 5300 ft.I relize that I am going to lose performance and some of it can be made up with the prop pitch, does anyone have thoughts or input...
  2. h205150

    Exhaust Manifold Leak

    I have a 1987 OMC 4.3 that I just did a rebuild on, the engine is back in the boat everything is working fine except I cannot get the left exhuast manifod to seal it leaks water when running I have bought second gasket for this manifold installed still leaks, also have tried hi temp silcone RTV...
  3. h205150

    4.3 Engine Coupler

    Rebuilding a 1986 OMC Cobra 4.3, going in with as many new parts as possible. My question is the Engine coupler between the drive and the engine, is this a part that should be replaced as well, when I tore it down the splines look very good, appreciate what ever input is available with knowledge...
  4. h205150

    1987 Winner Escape 1750

    I am installing a new long block on my Winner 1750 escape I picked up a few years ago and having been breathing some new life into her hull and engine. anyone have any idea what this boat should cruise at with a 4.3 175 omc installed.
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