• LS364-450HP
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Chevrolet

Chevrolet Performance LS 6.0L 450 HP / 420 LB-FT - LS2 Replacement Crate Engine

£7,650.20 GBP inc VAT
Shipping calculated at checkout.
SKU: 19434650

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Chevrolet Performance LS 6.0L 450 HP / 420 LB-FT - LS2 Replacement Crate Engine
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Engine Details

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Engine Description

Budget LS Performance with Modern Technology

Chevrolet Performance engineers have developed the LS364/450 as a value-driven foundation for hot rod builders and enthusiasts looking to give their earlier LS-powered vehicles a high-performance shot in the arm.

Key Specifications:

  • Part Number: 19370163 / 19434650
  • Engine Type: Performance LQ9 Long Block Gen III
  • Displacement: 364 cu in (6.0L)
  • Bore x Stroke: 4.000" x 3.622" (101.6 x 92 mm)
  • Power: 450 horsepower
  • Torque: Approximately 420 lb-ft
  • Compression Ratio: 10.3:1 (nominal)
  • Maximum RPM: 6,800 recommended

Strong Foundation:

  • Cast iron block with 6-bolt, cross-bolted main caps
  • Nodular iron crankshaft
  • Powdered metal connecting rods
  • Hypereutectic aluminium pistons
  • Strong, economical iron cylinder block and durable rotating assembly

Advanced Cylinder Head Technology:

  • LS3 rectangular port aluminum cylinder heads, as-cast with 68cc chambers
  • 2.165" intake (hollow stem) / 1.590" exhaust (solid stem) valves
  • Deep-breathing LS3 aluminum cylinder heads for exceptional airflow
  • Investment cast, roller bearing trunnion rocker arms with 1.7:1 ratio

High-Performance Camshaft:

  • LS6 hydraulic roller camshaft (P/N 12565308)
  • Valve lift: 0.550" intake / 0.550" exhaust
  • Duration @ .050": 204° intake / 218° exhaust
  • High-lift LS6 camshaft for broad torque band

Retrofit-Friendly Design:

  • Designed with the early-style 24X crankshaft and 1X camshaft sensors
  • Compatible with 19982002 Camaros, C5 Corvettes, 19992006 full-size trucks and SUVs
  • 24X reluctor wheel for compatibility with early LS systems
  • Internal balance
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Product Videos

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Engine Specifications

Actual Engine Displacement
6.0L/364
Advertised Compression Ratio
10.3:1
Air Cleaner Included
No
Assembled
Yes
Brand
Chevrolet Performance
Cam Style
Hydraulic roller
Carburetor Included
No
Crate Engine Cylinder Head Material
Aluminum
Crate Engine Family
Chevy LS
Cylinder Heads Included
Yes
Engine Balance
Internal
Engine Block Material
Cast iron
Engine Type
Long Block
Engine Type
LS
Flexplate Included
No
Flywheel Included
No
Harmonic Balancer Included
Yes
Intake Manifold Included
No
Manufacturer's Part Number
19434650
Oil Pan Included
Yes
Part Type
LS Crate Engines
Spark Plug Wires Included
No
Spark Plugs Included
No
Timing Cover Included
Yes
Valve Covers Included
Yes
Water Pump Included
No
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Package Contents

Kit includes all necessary components. Please refer to manufacturer specifications for detailed package contents.