Engine Compression
- Warm engine to normal operating temperature. Remove all spark plugs. Disconnect ignition coil primary wire connector.
- Hold throttle plate fully open. Crank engine, and note compression pressure.
COMPRESSION RATIO
| Application | Specification |
|---|---|
| 2.6L | 8.4:1 |
| 3.0L | 8.5:1 |
COMPRESSION SPECIFICATIONS
| Application | Minimum psi (kg/cm2 ) @ RPM | Standard psi (kg/cm2 ) @ RPM |
|---|---|---|
| 2.6L | 142 (10.0) @ 280 | 185 (13.0) @ 280 |
| 3.0L | 121 (8.5) @ 300 | 164 (11.5) @ 300 |