Highlights

• The day the supercharged LS9 debuted it was the most powerful production engine ever offered by General Motors
• It was the standard engine in the C6 Corvette ZR1, helping it to achieve enviable performance benchmarks
• The engine was praised for its civility at low speeds and remarkable tractability at all speeds
• A twin rotor Eaton R2300 supercharger with a unique four lobe rotor design helps the LS9 produce its admirable, broad performance range
• The 6.2L engine block used with the LS9 is cast from 319 T7 aluminum and fitted with cast iron cylinder liners
• It is rated at 638 horsepower and 604 lbs. ft of torque