Compression test question
Moderator: martauto
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OllieB
- E30 Zone Regular

- Posts: 676
- Joined: Sat Jun 25, 2005 11:00 pm
- Location: Winchester, Hants
- Contact:
Just about to do a compression test on my car, anyone have any idea what sort of compression I should be hoping for? It is a 1989 tech 2 sport. Cheers guys....
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I'm too scared to drift properly......
I'm too scared to drift properly......
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touring170
- E30 Zone Newbie

- Posts: 68
- Joined: Thu Jun 30, 2005 11:00 pm
not sure on the ratio but to get a good test result u need to test it a normal operating temp.i tested mine cold and thought the engine was dead on a few but it fired up first time with no trouble.
to do the test warm engine.
be careful where you put fingers hands and arms.
readings should be similar across all the pots.
if there is any problems it will normally show on one, maybe two pots and the readings will be way off the mark from the rest.
hope this helps fella and good luck.
be careful where you put fingers hands and arms.
readings should be similar across all the pots.
if there is any problems it will normally show on one, maybe two pots and the readings will be way off the mark from the rest.
hope this helps fella and good luck.
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OllieB
- E30 Zone Regular

- Posts: 676
- Joined: Sat Jun 25, 2005 11:00 pm
- Location: Winchester, Hants
- Contact:
Burnt my frostbitten fingers on the bloody manifold and lost my temper. Gonna try again today at some stage, will post results...
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I'm too scared to drift properly......
I'm too scared to drift properly......

