Chevrolet Performance LS3 6.2L 495 HP / 475 LB-FT - Hot Cam Crate Engine

LS3 with Racing-Tested Hot Cam

The LS3 495 HP features the production LS3 bottom end combined with the race-tested LS "Hot" cam, delivering an impressive 495 horsepower at 5,750 rpm with 475 lb-ft of torque. This represents a 14% power increase from a simple camshaft change.

Specifications:

• Part Number: 19432416 (superseded by 19435100)
• Engine Type: LS-Series Gen IV Small-Block V-8
• Displacement: 376 cu in (6.2L)
• Bore x Stroke: 4.065 x 3.622 (103.25 x 92mm)
• Power: 495 horsepower at 5,750 rpm
• Torque: 475 lb-ft at 4,500 rpm
• Compression Ratio: 10.7:1

LS Hot Cam Technology:

• Race-tested LS "Hot" camshaft
• Steel hydraulic roller tappet design
• Valve lift: 0.525" intake / 0.525" exhaust
• Duration (@0.050): 219° intake / 228° exhaust
• Lobe separation: 112 degrees
• Significantly more duration than stock camshaft allows valves to remain open longer

Engine Construction:

• Cast aluminum block with 6-bolt cross-bolted main caps
• Nodular iron crankshaft
• Powdered metal connecting rods
• Hypereutectic aluminum pistons
• Production bottom-end for proven reliability

Cylinder Head Technology:

• High-flowing rectangular-port L92-style aluminum cylinder heads
• 68cc combustion chambers
• Valve sizes: 2.165" intake / 1.590" exhaust
• Large rectangular ports borrowed from LS7 design
• Cast roller trunnion rocker arms with 1.7:1 ratio

Performance Features:

• Increased clean air intake through large rectangular ports
• Maintains good street manners while adding 50+ horsepower over base LS3
• Maximum recommended RPM: 6,600
• Recommended torque converter stall: 2,400-2,800
• 58X Gen IV reluctor wheel

Installation Package:

• Fully assembled long block
• Oil pump, pickup, and Camaro oil pan
• Corvette harmonic balancer
• Front timing cover with cam sensor
• Oil filter
• Aluminum water pump

This Product is a USA Special Order, and will take around 6 - 8 weeks to arrive, call to discuss options