Crate Engine, LS376/495HP, GMPP, Chevrolet, GM # 19435100

Chevrolet Performance LS376/495 6.2L Crate Engine Genuine GM®

495-hp LS3-based crate engine uses the Hot Cam, L92-style aluminum heads and 10.7:1 compression.

Genuine GM® Chevrolet Performance LS376/495 is a 376ci (6.2L) Gen IV LS crate engine rated at 495 hp and 473 lb-ft. The aluminum block uses a nodular-iron crankshaft, hypereutectic pistons, L92-style 68cc aluminum heads and Hot Cam hydraulic-roller camshaft (.525/.525 lift; 219/228° at .050). Intake, throttle body, fuel rail and ignition hardware are included; controller is separate.

Additional Technical Specifications • Engine Type: LS-Series Gen IV Small-Block V-8 • Displacement (cu in): 376 cu in (6.2L) • Bore x Stroke (in): 4.065 x 3.622 (103.25 x 92mm) • Block (P/N 12623967): Cast-aluminum with 6-bolt, cross-bolted main caps • Crankshaft (P/N 12597569): Nodular iron • Connecting Rods (P/N 12649190): Powdered metal • Pistons (P/N 19207287): Hypereutectic aluminum • Camshaft Type (P/N 88958753): Hydraulic roller • Valve Lift (in): .525 intake / .525 exhaust • Camshaft Duration (@.050 in): 219° intake / 228° exhaust • Cylinder Heads (P/N 12629063): Aluminum L92-style port; as cast with 68cc chambers • Valve Size (in): 2.165 intake/ 1.590 exhaust • Compression Ratio: 10.7:1 • Rocker Arms (P/N 12669995 int): Investment-cast, roller trunnion • Rocker Arms (P/N 12669993 exh): Investment-cast, roller trunnion • Rocker Arm Ratio: 1.7:1 • Recommended Fuel: Premium pump • Maximum Recommended rpm: 6,600 • Reluctor Wheel: 58x • Balanced: Internal • INSTALLATION NOTES • Assembly does not include any electronics • Use LS376/480 Controller Kit, P/N 19354330 for engine operation. Kit includes electronic throttle pedal, which is required for throttle input to the ECU • Includes Chevy F-Body wet sump oil pan • Intended for pre-1976 street vehicles or any off-road vehicle • Not intended for marine applications • Front-End Accessory Drive Kits are available in two configurations.