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GM Performance

GM Performance GM19355575 GM Lsx 376-B15 Lsx376 9.0:1 Boost Crate Engine

GM Performance GM19355575 GM Lsx 376-B15 Lsx376 9.0:1 Boost Crate Engine

GM19355575
$19,576.70 AUD
$19,576.70 AUD
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Chevrolet Performance CPP LSX 376-B15 crate engine assemblies allow builders to stretch the performance of turbocharged or supercharged combinations.

The LSX 376-B15 engines are durable, and feature all-forged rotating assemblies that support up to 15 pounds of boost. They are topped off with high-flow, LSX-LS3 6-bolt rectangular port heads to create an affordable foundation for power.

Chevrolet Performance CPP LSX 376-B15 technical specs:

  • Engine type: LSX-Series Gen IV small block V8
  • Displacement: 376 c.i.d.
  • Bore x stroke: 4.065 x 3.622 (103.25 x 92mm)
  • Block: LSX cast iron with 6-bolt cross-bolted main caps
  • Crankshaft: Forged steel
  • Connecting rods: Forged powdered metal
  • Pistons: Forged aluminum
  • Camshaft type: Hydraulic roller
  • Valve lift: .560 intake/.555 exhaust
  • Camshaft duration (@ 0.050 in.): 210 degrees intake/230 degrees exhaust
  • Cylinder heads: LSX-LS3 rectangular port with "as-cast" 68cc chambers and 6-bolt attachment 
  • Valve size: 2.160 intake/1.550 exhaust
  • Compression ratio: 9:1
  • Rocker arms: Investment-cast roller trunnion
  • Rocker arm ratio: 1.7:1
  • Recommended fuel: Regular pump
  • Maximum recommended rpm: 6600
  • Reluctor wheel: 58X
  • Balanced: Internal


  • Engine Assembly Style: Long block
  • Crate Engine Cylinder Head Material: Aluminum
  • Advertised Compression Ratio: 9.1:1
  • Assembled: Yes
  • Engine Balance: Internal
  • Intake Manifold Included: No
  • Cylinder Heads Included: Yes
  • Carburetor Included: No
  • Throttle Body Included: No
  • Distributor Included: No
  • Oil Pan Included: No
  • Valve Covers Included: Yes
  • Timing Cover Included: Yes
  • Water Pump Included: No
  • Harmonic Balancer Included: Yes
  • Flexplate Included: No
  • Flywheel Included: No
  • Air Cleaner Included: No
  • Spark Plugs Included: Yes
  • Spark Plug Wires Included: No
  • Computer Included: No
  • Wiring Harness Included: No
  • Rear Main Seal Style: 1-piece
  • Quantity: Sold individually.
  • Notes: This engine is not designed, nor intended to be used in any marine applications. Designed for pre-1976 street vehicles or any off-road vehicle. 

Manufacturer Part Number:

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