5.3L V8 DI
SportPac
Part Number: S53L82
Catalyst Exhaust: S53L82C
| Displacement | 5328 cc (325 ci) |
| Engine Orientation | Longitudinal |
| Compression Ratio | 11.0:1 |
| Valve Configuration | Overhead Valves |
| Valve Lifters | Hydraulic Roller |
| Bore x Stroke | 96.01 x 92 mm |
| Firing Order | 1 - 8 - 7 - 2 - 6 - 5 - 4 - 3 |
| Horsepower | 355 hp (264 kW) @ 5600 rpm |
| Torque | 382 lb-ft (519 Nm) @ 4100 rpm |
| Warranty | 2 Year Limited (Commercial 90 day) |