General Engine Specifications
GENERAL SPECIFICATIONS
| Application | In. (mm) | |
|---|---|---|
| Displacement | ||
| 4.0L | 242 Cu. In. | |
| 4.2L | 258 Cu. In. | |
| Bore | ||
| 4.0L | 3.875-3.878 (98.42-98.48) | |
| 4.2L | 3.7501-3.7533 (95.253-95.334) | |
| Stroke | ||
| 4.0L | 3.41 (86.1) | |
| 4.2L | 3.90 (98.9) | |
| Compression Ratio | ||
| 4.0L | 8.8:1 | |
| 4.2L | 9.2:1 | |
| Fuel System | ||
| 4.0L | PFI | |
| 4.2L | 2-Bbl. | |
| Torque | ||
| 4.0L | 224 Ft. Lbs. @ 2400 RPM | |
| 4.2L | 210 Ft. Lbs. @ 2000 RPM | |