Chevrolet Performance 6.2L 376 C.I.D. 495 hp engine assemblies feature an impressive 495 hp at 5,570 rpm with 475 lb.-ft. of torque. The assemblies use a production bottom end and the race-tested LS "Hot" cam. With significantly more duration than the stock camshaft, the valves remain open longer allowing these engines to pull in increased amounts of clean air through the large rectangular ports.

Specifications include:

* Compression ratio of 10.7:1
* Recommended fuel is 92 octane
* Cast aluminum block with 6-bolt cross-bolted main caps
* Nodular iron crankshaft
* Powdered metal connecting rods
* Hypereutectic aluminum pistons
* Steel hydraulic roller tappet camshaft
* Valve lift of 0.525 in. for intake and exhaust
* Duration at 0.050 in. is 219 degrees intake and 228 degrees exhaust
* Lobe separation angle is 112 degrees
* Combustion chamber volume is 68cc
* Valve diameter is 2.165 in. for the intake and 1.590 in. for exhaust
* Cast roller trunnion rocker arms with a 1.7:1 ratio
* Internally balanced
* 58x Gen IV reluctor wheel
* Maximum recommended rpm is 6,600
* Recommended torque converter stall is 2,400-2,800

Engine includes:

* Fully assembled long block
* Oil pump, pick-up and oil pan
* Harmonic balancer
* Front timing cover
* Oil filter and passenger side oil dipstick and tube

GM Factory warranty period of 2 years or 50,000 Miles, complete warranty provisions below

GM Performance parts are sold without a warranty. Parts thought to be defective upon initial installation can be returned for inspection and will be handled case-by-case. GM Performance transmissions, short blocks, and components are covered under the provisions of the GM Dealer Service Parts and Accessories Warranty for 12 months from the date of original sale or 12,000 miles, whichever comes first. GM Performance crate engines are covered under the provisions of the GM Dealer Service Parts and Accessories Warranty for 24 months from the original sale or 50,000 miles, whichever comes first. This excludes engines, transmissions, and components that are used in racing, competition, marine, motorcycle, or other non-vehicle usage. This also includes engines, transmissions, or components that fail due to alteration or improper use. GM Goodwrench engines installed as direct replacements in a car or light truck application are warrantied for 36 months or 100,000 miles from the time of purchase, whichever comes first. This warranty is the same regardless of who installed the engine. GM Goodwrench engines used in medium-duty truck applications (40 through 70 Series) are warrantied for 18 months with unlimited miles if installed by the dealership, or 12 months with unlimited miles if installed elsewhere. This warranty does not cover vehicles registered and normally operated outside of the United States.

For additional information, please visit http://www.chevroletperformance.com/_res/pdf/GIMX07S0121A_Warranty_4C.pdf