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Mechanical Inspection: Compression

Check engine mechanical condition using a compression gauge, vacuum gauge or engine analyzer. See engine analyzer manual for specific instructions. See COMPRESSION SPECIFICATIONS  table.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 8.9:1
Normal Compression Pressure 199 psi (14.0 kg/cm2 )
Minimum Compression Pressure 170 psi (12.0 kg/cm2 )
Maximum Variation Between Cylinders 14 psi (1.0 kg/cm2 )
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