E40ELCDE Compression check?

hawk-eye

Seaman Apprentice
Joined
Apr 29, 2009
Messages
47
Anyone know what the compression values are for this engine? 86 Evinrude 40. Cant seem to find the info in the old selco manual.
 

Defiant

Seaman
Joined
Jun 25, 2006
Messages
65
Re: E40ELCDE Compression check?

There are no real numbers .as long as there within 10% of each other take a reading and report back .
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: E40ELCDE Compression check?

that motor i would like to see atleast 100 psi on each, the higher the better, but most important, they are with in 10% of each other, as Defiant mentioned.
 

hawk-eye

Seaman Apprentice
Joined
Apr 29, 2009
Messages
47
Re: E40ELCDE Compression check?

I checked and got 126 on the top and 126 on the bottom. Good results but still frustrating not being able to pin point the problem.
 
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