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White Roadster

04-27-2005 03:08 PM

Compression Test Numbers

From the Factory Mazda Miata Manual:

Compression:
192psi @ 300 rpms (new)
Minimum:
135psi @ 300 rpms
Differential limit between cylinders:
28psi

akaryrye

09-09-2007 06:33 AM

so what if its higher? I got 210 on all cylinders after a rebuild a couple thousand miles after first start. the test was done warmed up, all plugs out, Fuel injectors disconnected. I need to retest now that ive got about 5-6k on the motor.

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