Chevrolet Performance LS3 430HP Crate Engine (19420382)

GM 6.2L LS3 first appeared in 2008 for the Corvette C6, it features a durable aluminum cylinder block that houses a cast steel crankshaft and lightweight reciprocating parts. High-flow rectangle port cylinder heads feature a high flowing design to deliver outstanding performance. 2 year/ 50K Warranty

LS3 6.2L Engine Specs:
-Engine Type: LS-Series Gen IV Small-Block V-8
-Displacement: 376 ci (6.2L)
-Bore x Stroke: 4.065 x 3.622 in. (103.250 x 92 mm)
-Block: Cast-aluminum with six-bolt, cross-bolted main caps
-Crankshaft: Nodular iron
-Connecting Rods: Powdered metal
-Pistons: Hypereutectic aluminum
-Camshaft Type: Hydraulic roller
-Valve Lift: .551 in. intake / .522 in. exhaust
-Camshaft Duration (@.050 in.): 204-degree intake / 211-degree exhaust
-Cylinder Heads: L92 style port; ''as cast'' with 68-cc chambers
-Valve Size: 2.165 in. intake / 1.590 in. exhaust
-Compression Ratio: 10.71
-Rocker Arms: Investment-cast, roller trunnion
-Rocker Arm Ratio: 1.7:1
-Recommended Fuel: 92 octane
-Maximum Recommended rpm: 6600
-Reluctor Wheel: 58X
-Balanced: Internal
-Warranty: 2 Year/ 50,000 Miles