C ChesaBaySailor Mar 22, 2008 #1 Does anyone know what the compression reading should be on a Universal Diesel Model 5411?
shorty . Apr 14, 2005 298 Pearson P34 Mt Desert, ME Mar 28, 2008 #2 For what its worth I think (I'm on the road right now, so working from memory) my Yanmar 3GMF (21hp - 1985) is supposed to be in the 275-325 range.
For what its worth I think (I'm on the road right now, so working from memory) my Yanmar 3GMF (21hp - 1985) is supposed to be in the 275-325 range.
