I have a 97 yamaha 1100 wave runner motor. compression is 120psi on all 3. is this too low?
H hackney63 · Registered Joined Sep 15, 2009 · 8 Posts Discussion Starter • #1 • Sep 15, 2009 I have a 97 yamaha 1100 wave runner motor. compression is 120psi on all 3. is this too low?
