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Old 02-17-2003, 12:27 PM   #4
tulit
Scooby Specialist
 
Member#: 338
Join Date: Sep 1999
Chapter/Region: E. Canada
Location: Toronto
Vehicle:
09 STi
White

Default

Actual compression numbers are pointless because so many variables will effect them (temp, alt, starter rpm, etc)

Whats more important is that the compression numbers are consistant across the cylinders.

The service manual spec says the spread shouldn't be any more than 49kPA (7PSI)
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