Engine Compression

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

CAUTION: Release fuel system pressure before checking engine compression.

COMPRESSION SPECIFICATIONS

Application

Specification

Compression Ratio

10.75:1

Compression Pressure ⁽¹⁾

⁽²⁾

Maximum Variation Between Cylinders

10 psi (.70 kg/cm² )

⁽¹⁾	Minimum cranking speed is 300 RPM with all spark plugs removed and throttle held wide open.

⁽²⁾	Information is not available from manufacturer.