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Home >> Pontiac >> 1997 >> Sunfire GT, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - Specifications - 2.2L) >> Mechanical Checks >> Engine Compression
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Engine Compression

WARNING: This page is about a different variant/trim than selected.

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

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 8.85:1
Normal Compression Pressure (1)
Minimum Compression Pressure (1)
(1) Lowest compression reading should not be less than 70% of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ).