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Chevrolet Performance 19419862 LS3 6.2L 430 HP Crate Engine

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Chevrolet Performance 19419862 LS3 6.2L 430 HP Crate Engine
Chevrolet Performance Parts

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#35519419862

Chevrolet Performance 19419862 LS3 6.2L 430 HP Crate Engine

  • As the standard engine in the fifth-generation Camaro SS and C6 Corvette, the high-revving, deep-breathing LS3 6.2L is poised to go down in history as one of Chevrolet’s best and most versatile engines
  • The LS3 is filled with components designed for high performance and longevity
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Product Summary

Chevy LS V8, Long Block Crate Engine Type

  • As the standard engine in the fifth-generation Camaro SS and C6 Corvette, the high-revving, deep-breathing LS3 6.2L is poised to go down in history as one of Chevrolet’s best and most versatile engines
  • The LS3 is filled with components designed for high performance and longevity
  • The aluminum block is filled with a sturdy reciprocating assembly that combines with L92-type rectangular-port heads to deliver a 10.7:1 compression ratio
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Key Specs

Crate Engine TypeLong Block
Engine Displacement376 cu. in.
Horsepower430 horsepower
Compression Ratio10.7:1
Torque425 ft./lbs.
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Chevrolet Performance Parts 19419862 Details

A new classic – the LS3

As the standard engine in the fifth-generation Camaro SS and C6 Corvette, the high-revving, deep-breathing LS3 6.2L is poised to go down in history as one of Chevrolet’s best and most versatile engines.

Modern Muscle 

The LS3 is filled with components designed for high performance and longevity. The aluminum block is filled with a sturdy reciprocating assembly that combines with L92-type rectangular-port heads to deliver a 10.7:1 compression ratio.

LS3 Tech Specs

  • Engine Type: LS-Series Gen-IV Small-Block V-8
  • Displacement (cu. in.): 376 (6.2L)
  • Bore x Stroke (in.): 4.065 x 3.622 (103.25 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 (in.): .551 intake / .522 exhaust
  • Camshaft Duration (@.050 in.): 204° intake / 211° exhaust
  • Cylinder Heads: Aluminum L92-style port; “as cast” with 68-cc chambers
  • Valve Size (in.): 2.165 intake / 1.590 exhaust
  • Compression Ratio: 10.7:1
  • Rocker Arms (int): Investment-cast, roller trunnion
  • Rocker Arms (exh): Investment-cast, roller trunnion
  • Rocker Arm Ratio: 1.7:1
  • Recommended Fuel: Premium pump
  • Maximum Recommended rpm: 6600
  • Reluctor Wheel: 58X
  • Balanced: Internal

Charts

CARB Warning

Follow EPA, CARB, and state regulations for engine changes

Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine
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CARB warning

Chevrolet Performance Parts 19419862 Specifications

KEY SPECS
MFG. Part #19419862
BrandChevrolet Performance Parts
Crate Engine TypeLong Block
Engine Displacement376 cu. in.
Horsepower430 horsepower
Compression Ratio10.7:1
Torque425 ft./lbs.
Camshaft TypeHydraulic Roller Tappet
Cylinder Head MaterialAluminum
Piston MaterialHypereutectic Aluminum
Crankshaft MaterialNodular Iron
Combustion Chamber Volume68cc
Camshaft Duration (.050 in)204° intake / 211° exhaust
Camshaft Lift (in)0.551 intake / 0.522 exhaust
Bore x Stroke (in)4.060" x 3.620"
Carburetor IncludedNo
Intake Manifold IncludedYes
Distributor IncludedNo
Connecting Rod MaterialPowdered Metal
Valve Covers IncludedYes
Engine BalanceInternal
Cylinder Heads IncludedYes
Rear Main Seal Style1-piece
Throttle Body IncludedYes
Oil Pan IncludedYes
Timing Cover IncludedYes
Water Pump IncludedYes
Harmonic Balancer IncludedYes
Flexplate IncludedNo
Flywheel IncludedNo
Air Cleaner IncludedNo
Spark Plugs IncludedYes
Spark Plug Wires IncludedYes
Computer IncludedNo
Wiring Harness IncludedNo
Recommended FuelPremium
Spark Plug StyleStock
GENERAL
Warranty2 year / 50,000 mile
AssembledYes
Intake Valve Diameter2.165"
Exhaust Valve Diameter1.59"
Cylinder HeadsAluminum L92/LS3 style ports
Rocker ArmsInvestment-cast, roller trunnion
Rocker Arm Ratio1.7:1
BlockCast-aluminum with six-bolt, cross-bolted main caps
Sold in QuantityEach

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