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  1. J

    Exhaust Manifold circulation setup

    I have an Old 72 omc 307 elctr.shift Outdrive boat with a old log style exhaust manifold and an elbow(I just order an center type manifold with a riser, when I described the old cooling system to Tech. who sold me the manif. he said I have a partial close system, because the salt water from...
  2. J

    Exhaust Manifold circulation setup

    I have an Old 72 omc 307 elctr.shift Outdrive boat with a old log style exhaust manifold and an elbow(I just order an center type manifold with a riser, when I described the old cooling system to Tech. who sold me the manif. he said I have a partial close system, because the salt water from...
  3. J

    What best paint and primer to paint an aluminum out drive

    I recently had my out drive remove to replace the lower and upper seal and changing the impeller, while the unit is remove I was thinking to re paint the out drive, anyone know the best and easily way to remove all the old pain and primer(sandblast, wire brush, striping paint)Some mechanic told...
  4. J

    Best way tp repaint a OMC out drive

    I recently had my out drive remove to replace the lower and upper seal and changing the impeller, while the unit is remove I was thinking to re paint the out drive, anyone know the best and easily way to remove all the old pain and primer(sandblasting, wire brush, striping paint)Some mechanic...
  5. J

    Outdrive impeller replace with a raw wate pump

    On a 1972 OMC 225 stern drive, Does any one know this ever been done, putting a Raw water cooling pump which bolt to the side of the engine with a fan belt, drill a hole though the bottom of the boat taken water directly from there, push into water exchange(Close cooling system), I saw this...
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