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Engine Compression

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

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 9.0:1
Compression Pressure 171 psi (12.0 kg/cm2 )
Minimum Compression Pressure 128 psi (9.0 kg/cm2 )
Maximum Variation Between Cylinders 14 psi (1.0 kg/cm2 )