Before making a compression test or cranking engine with a remote starting switch, remove coil wire from distributor and attach to ground. Check compression pressure with engine warm, spark plugs removed, and throttle valve wide open.
| Application | Compression Ratio |
|---|---|
| 2.2L TBI | 9.5:1 |
| 2.2L MPFI Turbo I & II | 8.1:1 |
| 2.5L TBI | 9.0:1 |
| Compression Pressure | Minimum 100 psi (7 kg/cm 2 ) |
| Maximum Cylinder Variation | 25 psi (1.7 kg/cm 2 ) |
COMPRESSION SPECIFICATIONS