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Home >> Mazda >> 1983 >> RX-7 GSL, Automatic >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - Rotary >> Testing >> Engine Compression

Engine Compression

The manufacturer recommends using a special compression tester (49 0820 280K). Compression testers for piston engines will read only the highest pressure of the 3 combustion chambers in the rotor housing.

COMPRESSION SPECIFICATIONS

Application Specification
Min. Compression Pressure 86 psi (6.0 kg/cm2 )
Max. Variation 21 psi (1.5 kg/cm2 )
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