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:
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Part Number: 19435098
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Engine Type: LS-Series Gen IV Small-Block V-8
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Displacement: 376 cu in (6.2L)
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Bore x Stroke: 4.065 x 3.622 (103.25 x 92mm)
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Power: 430 horsepower
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Torque: 425 lb-ft
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Compression Ratio: 10.7:1
Engine Construction:
- Cast aluminium block with 6-bolt, cross-bolted main caps
- Nodular iron crankshaft
- Powdered metal connecting rods
- Hypereutectic aluminium 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