1980 mariner 8 hp. compression

C

Ctboaterguy

Cadet
Joined
Mar 4, 2013
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20
What would be good compression #s on 1980 8 hp mariner. I tested it and both cylinders indicated 75lbs. Any thoughts?
 
JB

JB

Honorary Moderator Emeritus
Joined
Mar 25, 2001
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45,907
Re: 1980 mariner 8 hp. compression

That is okay for a rope start outboard, Ct. It is very good that they compress the same psi.
 
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