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need compression #'s please

 
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Old 12-25-2010, 08:23 PM
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need compression #'s please

h23a1 motor, anyone know what the cylinder compression is suppose to be in psi?
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Old 12-25-2010, 11:47 PM
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Re: need compression #'s please

185 psi is listed as the nominal compression, I think 135 is the listed minimum it should be. As long as all your cylinders are within 10% of each other, you're good.
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Old 12-26-2010, 11:22 AM
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Re: need compression #'s please

it'll all depend on what type/brand of gauge your using and your elevation.
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Old 12-26-2010, 03:55 PM
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Re: need compression #'s please

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Originally Posted by twokexlv6coupe View Post
it'll all depend on what type/brand of gauge your using and your elevation.
Higher elevation=higher compression numbers? Is that correct?
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Old 12-27-2010, 02:52 AM
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Re: need compression #'s please

sweet im checking in the morning sure ill have questions
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Old 12-27-2010, 10:40 AM
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Re: need compression #'s please

Wouldn't it be higher elevation = lower compression numbers?
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Old 12-28-2010, 01:37 AM
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Re: need compression #'s please

all pistons hit 170, except one which hit 160. i was excited to see the results and have started the h.g. process.
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