Engine Compression

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

ENGINE COMPRESSION SPECIFICATIONS

Application

Specification - Psi (kPa)

Normal Compression Pressure

140-170 (965-1172)

Minimum Compression Pressure

⁽¹⁾

⁽¹⁾	Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (690 kPa) at 4 compression strokes.