Looking at purchasing a boat with this motor on it. Compression was 90 across the board. Good? Bad?
Hott Cadet Joined Dec 31, 2021 Messages 6 Dec 31, 2021 #1 Looking at purchasing a boat with this motor on it. Compression was 90 across the board. Good? Bad?
T tphoyt Lieutenant Commander Joined Jun 10, 2010 Messages 1,749 Dec 31, 2021 #2 It’s low but even. Likely a very high hour motor. It’s a gamble in my eyes. May be worth checking again with a different gauge. Best of luck
It’s low but even. Likely a very high hour motor. It’s a gamble in my eyes. May be worth checking again with a different gauge. Best of luck
Hott Cadet Joined Dec 31, 2021 Messages 6 Dec 31, 2021 #3 Could this be a low compression engine? Did a little digging and some specs for that year are around 105
Could this be a low compression engine? Did a little digging and some specs for that year are around 105
T tphoyt Lieutenant Commander Joined Jun 10, 2010 Messages 1,749 Dec 31, 2021 #4 I have seen them run just fine with 80 psi I’m just saying it could be a bit on the worn out side. With an even 90 across the board I would want to check again with a different gauge just to be sure.
I have seen them run just fine with 80 psi I’m just saying it could be a bit on the worn out side. With an even 90 across the board I would want to check again with a different gauge just to be sure.
Faztbullet Supreme Mariner Joined Mar 2, 2008 Messages 15,934 Jan 1, 2022 #6 90 psi is OK as it has compression relief in sleeve
