Under the big hood of this C10 is a Chevrolet LS V-8, displacing 5.3 liters and listed as having been rebuilt 1,500 miles ago. According to the materials provided by the seller, this engine was rated at 425 horsepower and 420 pound-feet of torque. The fuel-injected engine has been fitted with a drive-by-wire throttle body and a custom low-profile intake manifold. It also features a cold-air intake, long-tube ceramic headers, and an upgraded radiator. The seller reports that even though it is fuel injected, he lets it sit and warm up five-to-ten minutes before driving. Power is routed to a Ford 9-inch rear end with 4.11 gears via a GM 4L60-E four-speed automatic transmission. The seller reports this transmission shifts and functions properly.