georgiaboy
Petty Officer 2nd Class
- Joined
- Dec 3, 2006
- Messages
- 148
I bought a 1987 Mercury Classic 50 45hp with an adjustable 4 blade prop.. I am puting it on a 1982 Bass Tracker 15 1/2' long. The boat it was on which was a little larger ran at 4200 rpm with the present setting. What rpm range should I run in for best longevity of the engine??