FORUM RULES UPDATED - The forum rules have been updated to continue to provide a friendly and safe environment for our member community. Please take a moment to review the updated rules and our terms of use and privacy policy. Click here for Forum Rules which has links to the 'terms of use' and 'privacy policy'.
I have a mercruiser 165 with an alpha one(G1) out drive. I replaced a bad, very bad, impeller and I now have a leak out of the stern end of the heat exchange. Just a trickle at low RPM but when I increase RPM, trickle becomes a stream. When I have the muffs on, there is nothing coming out of...