2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Compression results

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Old Sep 23, 2003 | 05:02 PM
  #1  
iluvrx7z's Avatar
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From: puerto rico/connecticut
Compression results

I just got back from a compression test I had done today at a friend's shop.

I had 125 on 2 faces and 120 on one, on the rear.

I had 160 on all three faces on the front.

Seemed a little high I thought, busted gauge?

Dan
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Old Sep 23, 2003 | 06:10 PM
  #2  
V8kilr's Avatar
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From: Troy,Mi
was the engine warm or cold?

160 on the front is real odd, but I dont know on tII maybe the front has better compression then the rear.

All NA's with 100k+ have crap for compression on the front, its usally the front rotor that fails as well.

the 125 and 120 seem average if you have 100k + on the car
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Old Sep 23, 2003 | 07:30 PM
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iluvrx7z's Avatar
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From: puerto rico/connecticut
I thought it was really odd as well, but thats what I got.

FWI 87TII 80k...

Are my numbers normal?

Dan
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Old Sep 23, 2003 | 07:36 PM
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From: Mars
The rear is. IIRC fd motors were 165psi. Uh.... you sure thats the original motor? Almost seems like someone put a fd rotor in lol.
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Old Sep 23, 2003 | 09:54 PM
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From: puerto rico/connecticut
lol no its definitely a 13bt 87 too...

I dunno, I thought it was really odd, but as I bought it, it was original motor and milage...

Dan
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