FixVault

Engine Compression

WARNING: This page is about a different car, the 1996 Mitsubishi Pickup, 1996 Mitsubishi Galant, 1996 Mitsubishi Eclipse, and 1996 Eagle Summit Wagon. However, it is still accessible from the selected car via links, so may be relevant.

Check engine compression with engine at normal operating temperature, all spark plugs removed and throttle wide open.

COMPRESSION SPECIFICATIONS

Application (1) Specification
Compression Ratio 9.5:1
Compression Pressure
Eclipse & Galant 192 psi (13.4 kg/cm2 )
Pickup 171 psi (12.0 kg/cm2 )
Summit Wagon 185 psi (13.0 kg/cm2 )
Maximum Variation Between Cylinders 14 psi (1.0 kg/cm2 )
(1) See ENGINE/VIN ID article for VIN information.