Impreza WRX STI F4-2.5L DOHC Turbo (2007)
Compression Check: Specifications
Compression
Compression pressure (at 200 - 300 rpm):
Standard ............................................................................................................................................... 981 - 1,177 kPa (10 - 12 kgf/cm2, 142 - 171 psi)
Limit ................................................................................................................................................................................ 882 kPa (9.0 kgf/cm2, 128 psi)
Difference between cy1inders ................................................................................................................................... 49 kPa (0.5 kgf/cm2, 7 psi), or less