Engine Compression Specifications
WARNING: This page is about a different car, the 1990 Toyota Supra, 1990 Toyota Land Cruiser, and 1990 Toyota Cressida. However, it is still accessible from the selected car via links, so may be relevant.
COMPRESSION SPECIFICATIONS
| Application | Specification | ||
|---|---|---|---|
| Compression Ratio | |||
| Cressida | 9.2:1 | ||
| Land Cruiser | 8.1:1 | ||
| Supra | |||
| Non-Turbo | 9.2:1 | ||
| Turbo | 8.4:1 | ||
| Normal Compression Pressure | |||
| Cressida | 156 psi (10.9 kg/cm2 ) | ||
| Land Cruiser | 149 psi (10.5 kg/cm2 ) | ||
| Supra | |||
| Non-Turbo | 156 psi (10.9 kg/cm2 ) | ||
| Turbo | 142 psi (10.0 kg/cm2 ) | ||
| Minimum Compression Pressure | |||
| Cressida & Supra | 128 psi (9.0 kg/cm2 ) | ||
| Land Cruiser | 114 psi (8.0 kg/cm2 ) | ||
| Maximum Variation Between Cylinders | |||
| Cressida & Supra | 14 psi (1.0 kg/cm2 ) | ||
| Land Cruiser | 7 psi (.5 kg/cm2 ) | ||