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 had to take my prop off in order to install a hydrofoil fin. This is a 1980 Mercruiser 470 outdrive. I thought the proper torque was 55lbs. Also, is it common for the prop to rest against the rest of the outdrive when the trim is in the up position
