I disagree and so does the Mercruiser Manual. I have drained my boat for 8 years with -40 Celsius with never using antifreeze and never a problem. The Drains are on the low points for a reason, to drain? I Know the crevices in a block below the drain...
If you live where it freezes, have someone show you your 5 drains and your intake manifold plug on your 4.3L. Drain them and lower your leg to drain. Also "Drain" means putting a wire up the 5 plug holes to ensure all water and rust come out.
Find out if you have the correct prop to attain that speed.I have three props for different needs. My 5 blade is noticibly slower. Interesting with new boaters, speed is everything. Who needs speed. You don't when pulling people, you're on the lake f...
