Chevrolet Performance LS3 6.2L Crate Engine - 430 HP/425 TQ - Modern Classic - Camaro SS/Corvette Power

The Modern Classic - Proven LS3 Performance

The LS3 430 is destined to go down in history as one of Chevrolet's most versatile performance engines. Originally the standard engine in the fifth-generation Camaro SS and C6 Corvette, this high-revving, deep-breathing 6.2L engine delivers 430 horsepower and has become one of the most popular LS swap engines.

Specifications:

• Part Number: 19435098
• 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: 430 horsepower
• Torque: 425 lb-ft
• Compression Ratio: 10.7:1

Engine Construction:

• Cast aluminum block with 6-bolt, cross-bolted main caps
• Nodular iron crankshaft
• Powdered metal connecting rods
• Hypereutectic aluminum pistons
• Sturdy reciprocating assembly designed for high performance and longevity

Cylinder Head Technology:

• L92-type rectangular-port aluminum cylinder heads
• High-flow design optimizes tremendous airflow capability
• Valve sizes: 2.165" intake / 1.590" exhaust
• As-cast finish with precise port work

Camshaft Specifications:

• High-lift hydraulic roller camshaft
• Valve lift: 0.551" intake / 0.522" exhaust
• Enhances broad torque curve and airflow capability
• Complements the LS3's breathing characteristics

Complete Assembly Includes:

• Intake manifold assembly with injectors and throttle body
• Water pump and harmonic balancer
• 58X reluctor wheel
• Ignition system
• Camaro F-body wet sump oil pan

Installation Notes:

• Assembly does not include electronics
• Requires LS3 Controller Kit P/N 19354328 for engine operation
• Controller kit includes electronic throttle pedal required for throttle input
• Camaro F-body oil pan may not suit all applications
• Use vehicle-specific oil pan for original LS-powered vehicles
• Muscle Car Oil Pan Kit P/N 19212593 available for older vehicles