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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 8.85:1
Minimum Compression Pressure 178 psi (1227 kPa) at 250 RPM
Maximum Variation Between Cylinders 14 psi (97 kPa) Or 25 %
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