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Home >> Plymouth >> 1987 >> Reliant L4-135 2.2L SOHC >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications
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Compression Check: Specifications

COMPRESSION SPECIFICATIONS

Compression readings should be made on a warm engine, with all spark plugs removed, ignition system disabled, and the throttle held wide open.

Minimum Variance Allowed

100 PSI 25%
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