BluePrint Engines PSLS3763CTF GM LS 376ci 530HP ProSeries Base Dressed Crate Engine with EFI

The BluePrint Engines 376 cubic inch Pro Series crate engine delivers dyno-tested, turnkey performance with 530 horsepower and 495 lb-ft of torque. This base dressed LS-compatible powerplant features a high-strength cast iron 6.2L block with enhanced deck thickness, extended cylinder skirts, and improved water jacket design, making it ideal for engine swaps and performance builds.

Engine Block:

• BluePrint Engines cast iron 6.2L block with increased structural webbing
• 4.0662" bore x 3.622" stroke for 376 cubic inches (6.2L)
• 6-bolt main caps with 1-piece rear main seal
• Priority main oiling system
• Utilizes OEM LS3 front and rear covers

Rotating Assembly:

• Nodular iron crankshaft, internally balanced
• 6.125" connecting rods with 150,000 PSI bolts
• Hypereutectic pistons for 10.7:1 compression ratio

Cylinder Heads & Valvetrain:

• BluePrint aluminum LS3-style cylinder heads (PS8015)
• 69cc combustion chambers
• 2.165" intake / 1.590" exhaust valves
• 259cc intake / 102cc exhaust runners
• Hydraulic roller camshaft: .612"/.585" lift, 225°/238° duration @.050, 113° LSA

Fuel & Ignition:

• GM plastic intake manifold
• Drive-by-wire throttle body
• LS swap oil pan included
• 58x reluctor wheel and 4x cam sensor
• EV6 type injector compatibility
• ECM supplied with base calibration (does not control transmission)

What's Included: This base dressed configuration includes the complete longblock assembly, intake manifold, throttle body, oil pan, and engine controller (ECM) with pre-loaded calibration. A separate transmission controller is required for automatic transmissions. Each engine is dyno-tested before shipment and includes a dyno sheet confirming performance specifications.

Warranty: Backed by BluePrint Engines' 30-month / 50,000-mile warranty for peace of mind on your investment.