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    5.7 OMC Engine Problems

    I have a 1988 Four Winns Vista 245 with a 5.7 OMC engine. Last year the engine overheated due to a bad impeller. The impeller was replaced and everything seemed ok. This season I noticed the boat was running hotter 200 degrees when I ran the engine at 3500 to 3800 RPM. Once I slowed down to 1000...
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    1988 OMC 5.7 Overheating Problem

    I have a 88 Four Winns Vista 245 with a 5.7 OMC engine. The engine recently started to overheat. I immediately changed the outdrive pump but the problem continued. The temp gauge was not registering leading me to believe water was not getting to the temp sensor located on the intake manifold. To...
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