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Compression Test

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gatliff
User

Jul 24, 2005, 8:52 PM

Post #1 of 2 (2504 views)
post icon Compression Test Sign In
Frown my 93 Chevy 1500 4.3 218,000 did a compression test today 5 of the cly was 200 - 210 psi but one the driver side front was 30 psi I pour some oil in the cly the reading stay 30 psi is this a bad valve ?


motorheadII
User

Jul 25, 2005, 3:00 AM

Post #2 of 2 (2503 views)
Re: Compression Test Sign In
Could be. If you have access to the tool, do a cylinder leakage test. If not, pull the head and have a look.





 
 
 






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