* 4.3L V6: This was the base engine, producing 195 horsepower and 260 lb-ft of torque.
* 5.3L V8: This was the more powerful option, producing 320 horsepower and 335 lb-ft of torque.
* 6.2L V8: This was the top-of-the-line engine, producing 403 horsepower and 417 lb-ft of torque. This engine was only available on the Silverado 1500's top trim levels.
It's important to note that the specific engine size and power output might vary depending on the trim level and configuration of the vehicle. To get the exact engine information for a specific 2013 Chevrolet Silverado 1500, it's best to check the vehicle's VIN number or consult the owner's manual.
