Operation CHARM
: Car repair manuals for everyone.
Home
>>
Subaru
>>
2011
>>
Impreza WRX F4-2.5L DOHC Turbo
>>
Repair and Diagnosis
>>
Specifications
>>
Pressure, Vacuum and Temperature Specifications
>>
Compression Check
Compression Check
Compression (fully open throttle):
Standard
981 - 1,177 kPa (10 - 12 kgf/cm2, 142 - 171 psi)
Difference between cylinders
49 kPa (0.5 kgf/cm2, 7 psi) or less