| Displacement | 350 cid (5736 CC) / 5.7L |
| Cylinder Head | Cast Iron |
| Cylinders | 90 Degree 8-Cylinder |
| Engine Orientation | Longitudinal |
| Compression Ratio | 9.4:1 |
| Valve Configuration | Overhead Valves (2 valves per cylinder) |
| Valve Lifters | Hydraulic Roller |
| Firing Order | 1 – 8 – 4 – 3 – 6 – 5 – 7 – 2 |
| Bore x Stroke | 4.00" x 3.48" (101.60 x 88.39 mm) |
| Ignition | Not Included |
| Horsepower | 325 hp (161 kW) @ 4000 rpm / 196 hp (146 kW) @ 4000 rpm (CNG) |
| Flywheel Diameter | 14" (Ring Gear Towards Engine) |
| Torque | 308 lb-ft (418 Nm) @ 1400 rpm (LP) / 283 lb-ft (384 Nm) @ 1600 rpm (CNG) |
| Oil Pan Capacity | 5.5 Quarts (with filter) |
| Emission Controls | Positive Crankcase Ventilation |
| Block | Cast Iron GM232-M |
| Main Bearing Caps | Cast iron GM232-M |
| Crankshaft | Nodular Iron |
| Camshaft | 5150 Steel Billet |
| Connecting Rods | Forged - SAE 1141 |
| Warranty | 1 Year Limited (Commercial 90 day) |