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    Force 150 Spark / Not starting!!! HELP!!!

    I have a 91-92 150 force. Craigslist engine. Start, runs great, drive 5 minutes, overheats, didn't burp engine, smoking, has batt charge plugged into temp sensor on engine. Fries sensor. Dies. Install new temp sensor. Engine wont start. Ignition wired correctly. Both switches tested /...
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    91-92 150hp Force Head Gasket

    The engine does not smoke, leak, sound bad, or run anything but a little off the top! cyl 1 50 psi cyl 2 80 psi cyl 3 130 psi cyl 4 135 psi cyl 5 135 psi I think the seller forgot to force a burp once or twice and heated up as a result. No melted wires, nothing smells, no leaks. Starts first...
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    91-92 150hp Force Mag Issue

    Hello! I have the 1991-92 model 150hp US Marine Force engine. This engine does not have the info plate located near the carbs, but the engine stamp and little alloy plate is on the (electric mounting array side, where the tach, temp, mag array) and that plate reads JAN 98. Used motor...
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