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    1966 40hp cylinder head

    Hello, I have a 1966 Evinrude 40 hp Big twin motor that I took out to the lake for the first time and it had no power. We got it back home and did a compression test, the bottom cylinder had 80 psi and we heard hissing, we tried to tighten the plug and it popped out. Turns out the last owner...
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    1966 40hp Evinrude water Exhaust

    Hello, This is my first post to this forum, I have read lots of posts and searched this site many times. Now I have a question. I have a 1966 40 HP Evinrude Big Twin 2 Stroke and I recently replaced the impeller and after starting this motor up How much water should be coming out the spout...
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