North American Turbocoupe Organization

Compression test results on 84tc
svo_thunderchicken Offline
Senior Member
well i ran compression test on my 84 today the correct way and got 150, 150, 150, 150

Is it possibe to get exact numbers all the way across.. and it has 160,000 miles on the bottom end.. new head gasket and roller cam
84 TC Silver 5 speed - PE EEC, Big Vam, RR cam, 35lb injectors, E6 swap, T3 60 Trim, 87-88 intercooler and hood, BOV, K&N Cone Filter *under constrution*

87 TC Black 5 Speed - Stock IHI, BCS Bypassed

Pete D Offline
It's possible, I guess.
Pete Dunham


Hawk Offline
Senior Member
I've seen them that close. My 83 TC had those exact same numbers when it had 150,000 on it. I've had several Volvos with results just like that as well.


rairbird Offline
Senior Member
I'd be more worried if one number was like 90 or something. I would be very happy with 150 all across.

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