430 - HP
425 LB - FT
Harness proven LS3 performance with the Chevrolet Performance LS3 Crate Engine. This legendary 6.2L powerplant delivers 430 horsepower and 425 lb-ft of torque through advanced Gen-IV architecture. The LS3 features aluminum block construction, rectangular-port cylinder heads, and proven reliability. This engine powered the C6 Corvette and provides excellent performance characteristics. Perfect for engine swaps, street rods, muscle car restorations, and custom builds. The LS3 offers outstanding power-to-weight ratio and extensive aftermarket support. Factory-assembled, dyno-tested, and backed by Chevrolet Performance quality standards.
Harness proven LS3 performance with the Chevrolet Performance LS3 Crate Engine. This legendary 6.2L powerplant delivers 430 horsepower and 425 lb-ft of torque through advanced Gen-IV architecture. The LS3 features aluminum block construction, rectangular-port cylinder heads, and proven reliability. This engine powered the C6 Corvette and provides excellent performance characteristics. Perfect for engine swaps, street rods, muscle car restorations, and custom builds. The LS3 offers outstanding power-to-weight ratio and extensive aftermarket support. Factory-assembled, dyno-tested, and backed by Chevrolet Performance quality standards.
**Technical Specifications:**
LS3 Technical Specifications:
Part Number: 19434636
Engine Type: LS Gen-IV Small Block V8
Displacement (cubic inches): 376 (6.2 L)
Bore x Stroke (inches): 4.065 x 3.622 (103.25 x 92 mm)
Block (Part Number 12623967): Aluminum cast with six-bolt main caps
Crankshaft (Part Number 12597569): Nodular cast iron
Connecting Rods (Part Number 12607475): Powdered metal
Pistons (Part Number 19207287): Hypereutectic aluminum
Camshaft Type (Part Number 12603844): Hydraulic roller
Valve Lift (inches): 0.551 intake / 0.522 exhaust
Cam Duration (@0.050 inches): 204° intake / 211° exhaust
Cylinder Heads (Part Number 12629063): Aluminum, L92 port style; “as cast” with 68 cc chambers
Valve Diameter (inches): 2.165 intake / 1.590 exhaust
Compression Ratio: 10.7:1
Valve Lifters (Part Number 12569167 intake): Pressurized cast, roller tip
Valve Lifters (Part Number 10214664 exhaust): Pressurized cast, roller tip
Valve Ratio: 1.7:1
Recommended Fuel: Premium gasoline
Recommended Maximum RPM: 6600 rpm
Position Sensor Wheel: 58 tooth
Balanced: Internally
Shipping costs will be evaluated after purchase based on your location. We aim to negotiate the best transport prices on the market for you. You can also come to pick up your crate engine at the warehouse.
Original price was: 15,218.90$.12,939.10$Current price is: 12,939.10$.
