Engine Compression
Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed and throttle wide open.
COMPRESSION SPECIFICATIONS
| Application | Specification | |
|---|---|---|
| Compression Ratio | ||
| Non-Turbo | 10.0:1 | |
| Turbo | 8.5:1 | |
| Compression Pressure | ||
| Non-Turbo | 185 psi (13.0 kg/cm2 ) | |
| Turbo | 156 psi (10.9 kg/cm2 ) | |
| Minimum Compression Pressure | ||
| Non-Turbo | 156 psi (10.9 kg/cm2 ) | |
| Turbo | 128 psi (9.0 kg/cm2 ) | |
| Maximum Variation Between Cylinders | 14 psi (1.0 kg/cm2 ) | |