| Engine Type | In-Line 4-Cylinder, OHV |
| Bore | 98.4 mm (3.88 in.) |
| Stroke | 81.0 mm (3.19 in.) |
| Displacement | 2.5L (150 cu. in.) |
| Compression Ratio | 9.1 : 1 |
| Cylinder Compression Pressure | 827-1034 kPa (120-150 psi) |
| Max. Pressure Variation | 206 kPa (30 psi) |
| Torque | 190 Nm (140 ft. lbs.) @ 3500 rpm |
| Firing Order | 1-3-4-2 |
| Lubrication | Pressure Feed-Full Flow Filtration |
| Engine Oil Capacity | 3.8L (4.0 qts) |
| Cooling System | Liquid Cooled-Forced Circulation |
| Cooling System Capacity | 8.5L (9 qts) |
| Cylinder Block | Cast Iron |
| Crankshaft | Cast Nodular Iron |
| Cylinder Head | Cast Nodular Iron |
| Camshaft | Cast Nodular Iron |
| Pistons | Aluminum Alloy (with struts) |
| Piston Combustion Cavity | Double Quench |
| Connecting Rods | Cast Nodular Iron |