Operation CHARM
: Car repair manuals for everyone.
Home
>>
Subaru
>>
2006
>>
Forester F4-2.5L DOHC Turbo
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Tune-up and Engine Performance Checks
>>
Compression Check
>>
Specifications
Compression Check: Specifications
Compression (350 rpm and fully open throttle):
Standard
981 - 1,177 kPa (10 - 12 kgf/cm2, 142 - 171 psi)
Service limit
882 kPa (9.0 kgf/cm2, 128 psi)
Difference between cy1inders
49 kPa (0.5 kgf/cm2, 7 psi), or less