BluePrint Engines Chevy LS 376 EFI Crate Engines: Big LS Horsepower in Naturally Aspirated or Supercharged Flavors

When it comes to big LS horsepower, BluePrint Engines has two flavors of 376 cubic inch crate motors for you to choose from. The naturally aspirated engines make 549 horsepower and 469 lbs.-ft. of torque. If that’s not enough, the Whipple-supercharged engines make 700 horsepower and 640 lbs.-ft. of torque. All that power is dyno-proven and backed by a three-year/50,000 mile limited warranty to boot.

All engines are based on a brand new GM 6.2L aluminum block with a nodular iron crankshaft, forged connecting rods, and hypereutectic pistons. Other components include:

BluePrint LS3 Aluminum Cylinder Heads
• 72cc combustion chambers with 2.165-/1.600-inch valve
• 259cc intake/102cc exhaust runners

Hydraulic Roller Camshaft
• .612-inch intake/.585-inch exhaust lift
• 225° intake/238° exhaust duration at .050-inch
• 113° lobe separation

Ignition and Wiring
• Coil packs
• Ignition wires and spark plugs
• Sensors required to run engine

Accessories
• Oil pan
• Valve covers and timing cover
• Water pump
• Harmonic balancer

Naturally Aspirated Chevy LS 376 EFI Long Block Crate Engines
These engines come with an LS3-style fabricated intake manifold with fuel injectors, fuel rails, and an 87mm DLT4 BW throttle body. Compression ratio is 10.7:1. Engines are available with or without an ECU and wiring harness.

Supercharged Chevy LS 376 EFI Long Block Crate Engines
These engines come with a Whipple 3.0L supercharger that includes the manifold, EFI system, ECI with wiring harness, and a pedal controller kit. Compression ratio is 9.5:1.

You also get an accessory drive system with a polished or black finish. The system includes an alternator, power steering pump, AC compressor, pulleys, and belts.

SEE BLUEPRINT ENGINES CHEVY LS 376 EFI CRATE ENGINES AT SUMMIT RACING