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Compression test on a H23

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Old Jan 24, 2003 | 11:15 AM
  #1  
Chinchilla's Avatar
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From: Windsor, On, Canada
Default Compression test on a H23

I going to be compression testing my 93 SR tomorow and was wondering what kind of numbers I should expect? also how far off can one cylinder be without having to worry?
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Old Jan 24, 2003 | 07:14 PM
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Default Re: Compression test on a H23 (Chinchilla)

anyone?
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Old Jan 25, 2003 | 08:24 AM
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Default Re: Compression test on a H23 (Chinchilla)

all of your numbers should be within 10psi of each other, i cant remember what 9.8:1 compression yields but im thinking 190ish? Im sure someone knows...
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Old Jan 25, 2003 | 08:56 AM
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Default Re: Compression test on a H23 (GudeH23a)

well, mine had 100k miles on it when I did mine a few months ago, and I pulled around 160's; people said that was alright for my motor, but I couldn't get a web page to show what the numbers should be.
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Old Jan 25, 2003 | 09:59 AM
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Default Re: Compression test on a H23 (LudeyKrus)

198 low and 205 high for me..
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Old Jan 25, 2003 | 01:51 PM
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Default Re: Compression test on a H23 (BoostedH23a1)

198 low and 205 high for me..
Dang, was that newly rebuilt? I guess I need to look into some new rings/pistons....
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Old Jan 25, 2003 | 04:32 PM
  #7  
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From: Windsor, On, Canada
Default Re: Compression test on a H23 (Chinchilla)

RESULTS:

Cylinder# 1 2 3 4
PSI 210 210 213 212

w/ cap full of oil droped into cylinder
Cylinder# 1 2 3 4
PSI 260 250 245 245


So does this mean I my seals are gone?
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Old Jan 26, 2003 | 06:11 PM
  #8  
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Default Re: Compression test on a H23 (Chinchilla)

do you guys think I should get a leak down test?
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Old Jan 26, 2003 | 07:01 PM
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slow02ss camaro's Avatar
 
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Default Re: Compression test on a H23 (Chinchilla)

My 2000 H22a4 with 6,000 miles pulled a 210, 200, 200, 200....so those numbers are pretty damn good for an h23
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Old Jan 26, 2003 | 07:19 PM
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Default Re: Compression test on a H23 (slow94accord)

try a leak down... those are very low numbers...
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Old Jan 26, 2003 | 07:25 PM
  #11  
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From: Flowery Branch, Ga
Default Re: Compression test on a H23 (BoostedH23a1)

210 is a low number?! Good gawd, what should they be then?!
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Old Jan 26, 2003 | 07:38 PM
  #12  
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From: Windsor, On, Canada
Default Re: Compression test on a H23 (BoostedH23a1)

try a leak down... those are very low numbers...
low numbers? on a 100,000mile stock engine?
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