Compression Test - 1995 Evinrude Yacht Twin 8HP

carboman

Seaman Apprentice
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Jul 1, 2008
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I ran a compression test today and have 100 psi on the top cylinder and 90 on the bottom cylinder. Just wondering if this is ok.

Thanks!
 

papaterk

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Mar 12, 2010
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Re: Compression Test - 1995 Evinrude Yacht Twin 8HP

It will run like that. I would be sure they are both wet with fuel mixture and check it again to be sure you are getting a good reading.
 

JB

Honorary Moderator Emeritus
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Mar 25, 2001
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45,907
Re: Compression Test - 1995 Evinrude Yacht Twin 8HP

Those numbers are fine for a rope start engine.
 

carboman

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Jul 1, 2008
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43
Re: Compression Test - 1995 Evinrude Yacht Twin 8HP

Thanks for the feedback!!!!!
 
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