compression

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11-15-2007, 01:05 PM

brknhrtdpimp1489

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compression

what is the stock compression for the gst?? dumb question i know but i have a desktop dyno program and kinda curious??

11-15-2007, 01:08 PM

Boost_Bandaid

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RE: compression

im pretty sure its 150. when i tested my gst i got that on all cylinders

11-15-2007, 01:10 PM

brknhrtdpimp1489

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RE: compression

sweet thanks man...lol ya know i really miss my gst but im gonna get a new one soon...never had a chance to change the pistons and test compression and all that fun stuff...

11-16-2007, 06:32 AM

TheEngineer

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RE: compression

standard compression is 178psi

11-16-2007, 07:15 AM

Boost_Bandaid

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RE: compression

so what does that say about my gst?

11-16-2007, 08:59 AM

TheEngineer

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RE: compression

yours is fine. Alittle worn and the rings have seen better days, but the service limit is like 135psi. I bet if you do the wet test all the numbers will jump up about 20psi