johnson 33hp. compression

J

jim1556

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Joined
Mar 23, 2010
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can any one tell me what is a good compresion reading for a 33hp. johnson model exel-16m ser#j2974424 thanks for your time [ JIM ]
 
JB

JB

Honorary Moderator Emeritus
Joined
Mar 25, 2001
Messages
45,907
Re: johnson 33hp. compression

Howdy, Jim.

Welcome to iboats. :)

Both cylinders need to read within a 10% span. Don't worry about psi. There are too many variables to spec psi.
 
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