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    1981 70hp, stuck bolt in lower end...help?

    I recently purchased a decent running 70hp, model J70ELCIM. Since the previous owner could not vouch for the age of the water pump impeller, I decided it would a really good idea to change this. Unfortunately the 5/8" bolt in the center rear of the housing was not going to budge, and I decided...
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    prop cavitaton/ventilation during sharp turns

    After a much longer than anticpated rebuild on our boat (16.5' Glasspar Citation, 1973) and putting a newer motor on (1981 Johnson 70hp 3cyl) we finally got out on the water the last 2 days. I noticed while pulling a tube and making a charp turn that the prop seemed to lose it's bite and the...
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