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  1. M

    Top end sucks

    Top end sucks hey all,<br /> top speed for my boat should be around 45-50, but with the new GPS i put in, its showing i'm topping around 40. I also noticed that when i took off the positive crank ventilation tubes that alot of vapor was comming out, this could be blow by, not sure yet...
  2. M

    5.7 Merc wiring/ignition prob

    Hey guys heres the run down,<br />1986 Four Winnns 211 Liberator, 5.7 L Merc 260 with Thunderbolt ignition. New starter, plugs, wires, coil, dist cap, rotor, and battery just this past week. My problem is when underway I switch on an Accessory switch such as the Nav lights or blower and the...
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