Compression test results, not good

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12 February 2013, 07:36 PM

wotagr8bigchief

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Compression test results, not good

So have just done a compression test on an 04 bug WRX and am getting 60-70 psi all the way round. Engine was completely cold but even so I would say its had it right? Complete noob with compression tests so could well of got something wrong, any advice guys?

Last edited by wotagr8bigchief; 12 February 2013 at 08:17 PM.

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12 February 2013, 08:50 PM

scoobyricht

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warm it a bit, remove all plugs and hold throttle open while cranking, should she 160+ on a good battery. key is equal pressures throughout the cylinders.

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12 February 2013, 10:34 PM

wotagr8bigchief

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Quote:

Originally Posted by scoobyricht

warm it a bit, remove all plugs and hold throttle open while cranking, should she 160+ on a good battery. key is equal pressures throughout the cylinders.

Cheers bud, have re-checked and seing 130's with a warm engine and throttle open