LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 1982 >> GLF Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> Tune-Up >> Tune-Up - 4 CYL >> Compression Pressure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Compression Pressure

Check pressure with engine warm, plugs removed, throttle valve wide open and engine at cranking speed.

COMPRESSION SPECIFICATIONS

Compression Ratio 9.0:1
Compression Pressure
  1600 175 psi (12.3 kg/cm2 )
  1800 171 psi (12.0 kg/cm2 )
Max. Variation 7 psi (.5 kg/cm2 )