Engine Compression
WARNING: This page is about a different car, the 1995 Toyota Supra. However, it is still accessible from the selected car via links, so may be relevant.
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 | 10.1:1 | |
| 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 ) | |