View Full Version : Compression on a Dura Force LB

Ben's Landscape
05-11-2009, 08:50 PM
I have a 6.5 hp Dura Force LB mower just wondering what the compression is when the machine is new/new long block. I have about 110 psi right now. There is no problem with that just wondering.

05-11-2009, 09:40 PM
As a general rule of thumb, most any engine, 100+ psi gtg.

Ben's Landscape
05-12-2009, 08:48 PM
Thanks I no in boat motors shoot for like 125 is a good number and with in 10% for every other cylinder. Just was wondering.