Product Summary

LS3, Long Block Crate Engine Type, 495 ft./lbs. Torque

  • This 376CI LS3 engine produces a total of 530 HP and 495 FT-LBS. of torque
  • Features a new GM Aluminum 6.2L block that is machined in the USA
  • Includes a nodular iron crankshaft with a 3.622" stroke
  • Has 2.165" intake and 1.600" exhaust valves
  • Engine is internally Balanced and has hypereutectic pistons

Key Specs

Crate Engine TypeLong Block
Engine Displacement376 cu. in.
Horsepower530 horsepower
Compression Ratio10.7:1
Torque495 ft./lbs.

Need To Know

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BluePrint Engines PSLS3760CTFK Details

True Blue Power! BluePrints pro engine builders are enthusiasts just like you and it shows in the quality and performance of every engine they build. Each BluePrint crate engine is carefully dyno tested and ships with printed, proven results. If you’re looking for serious horsepower at an affordable price, BluePrint Engines is the choice for you!

376 CI GM LS3 Style Crate Engine, Aluminum Heads, Roller Cam, 6.2L


  • HP & Torque: 530 HP / 495 FT-LBS
  • Compression Ratio: 10.7:1
  • Aluminum Heads
  • Hydraulic Roller Cam
  • Nodular Iron Crankshaft
  • Hypereutectic Pistons


  • New GM Aluminum 6.2L block
  • OEM Block Machined in the USA!
  • 6-Bolt Main
  • 1-Piece Rear Main Seal

Rotating Assembly:

  • Nodular Iron crankshaft
  • 3.622" Stroke
  • 6.098" connecting rods w/ 150,000 psi bolts
  • Hypereutectic Pistons
  • Internally Balanced

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads -PS8015
  • 72cc chamber
  • 2.165" intake/1.600" exhaust valves
  • 259cc intake/102cc exhaust runners

Cam Specs:

  • Cam Type: Roller Cam
  • .612 Intake .585 Exhaust
  • 225 Intake / 238 Exhaust duration
  • @ .050 - 113 degree lobe separation, 110 ICL

Also Includes:

  • GM Musclecar Swap Oil Pan
  • 90mm DBW Throttle Body
  • Loaded Intake Manifold
  • Fuel Injectors and Rail
  • Coil Packs
  • Spark Plugs and Wires
  • Waterpump
  • Harmonic Balancer
  • Installed Complete Polished front accessory Drive. WP, Alt, P/S, A/C, all belts and pulleys. 


30 month / 50,000 mile


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

BluePrint Engines PSLS3760CTFK Specifications

BrandBluePrint Engines
Crate Engine TypeLong Block
Engine Displacement376 cu. in.
Horsepower530 horsepower
Compression Ratio10.7:1
Torque495 ft./lbs.
Camshaft TypeHydraulic Roller Tappet
Cylinder Head MaterialAluminum
Piston MaterialHypereutectic Aluminum
Crankshaft MaterialNodular Iron
Spark Plug StyleStock
Combustion Chamber Volume72cc
Camshaft Duration (.050 in)225° intake / 238° exhaust
Camshaft Lift (in).612 intake / .585 exhaust
Carburetor IncludedNo
Intake Manifold IncludedYes
Distributor IncludedNo
Connecting Rod MaterialForged Steel
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
Warranty30 month / 50,000 miles
CNC-Machined Combustion ChamberNo
Intake Runner Volume295cc
Intake Valves IncludedYes
Intake Valve Diameter2.165"
Exhaust Valves IncludedYes
Exhaust Valve Diameter1.600"
Valve Spring IncludedYes
Intake Duration (.050" Lift)225
Exhaust Duration (.050" Lift)238
BlockOEM Machined Block, USA made, 6-bolt main
Sold in QuantityEach