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Recent content by Crunch

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    Mercury XR4 150 overheating

    Hello OB277288 Mecury XR4 150. I have over heating problems thats driving me up the wall. I did a breakdown on the engine upper and lower to clear all passages, replaced gaskets and impeller. Still over heating. Replaced head gaskets as well. Compression check was 119 on all cylinders. She spits...
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