View Full Version : Bukh 20 not acheiving high RPM

11-27-2006, 01:45 AM
I have a Bukh 20 which used to reach about 3000RPM flat out. The yacht has been out of the water for 10 weeks for a refit. During this time the engine was not run. On re-entering service only 2400RPM is acheived. Same propellor.