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Recent content by rob willison

  1. R

    piston rings

    I have a 350 mercruiser inboard engine with about 950 hours on it. How can you be sure if you have a bad piston ring? How does it affet the engines over all prefrormence?
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    boat transmissions

    what is the service life of a marine transmission?
  3. R

    tapping / squeaky port engine

    I have 1989 sea ray sedan bridge with twins 350's. The starboard engine has 650 hours on it and the port (original ) that has 1050 hours. The port engine has developed a squeak and a tapping noise. The squeaking I assume is the belt. The other noise sounds like a persistent tapping. It is not...
  4. R

    propeller question

    So if a prop is either ding up or bent, what kind of effects would it have on the engine? reduce RPMs? reduced compression? vibration?
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    starting and running your mercruiser engine

    Thiere is an on going dispute in my marina about starting an marine engine. One side states the worst thing possible is starting your engine on a regular basis. It was stated that serve engine damage can occur in starting your engine with out taking it our for a run. The other side thinks that...
  6. R

    compression question

    with out doing a a compression test are their any sins of a compression issue? reduce rpms? smoke? any tale tell sings?
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    throttle issue

    I have a 1989 sea ray with twin 350 mer cruiser.... straight in boards. When I push the throttles fore ward, the rpms increase but at about 2000 rpm the port throttle moves up with no increase in rpms. It then kicks in again with about a 500 rpm difference in the two engines. The engine seem...
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