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Engine Compression

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

ENGINE COMPRESSION RATIO

Application Specification
Prelude 10.0:1
ENGINE COMPRESSION

Model (1) Standard psi (kg/cm2 ) Minimum psi (kg/cm2 ) Minimum (2) RPM
Prelude 185 (13.0) 135 (9.5) 250
(1) Max. variation between cylinders, 28 psi (2.0 kg/cm2 ).
(2) With Wide Open Throttle (WOT).
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