GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU
GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU

GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU

SKU: PSLS3768CTFKB

GM LS Compatible 376 c.i. Pro Series Engine - 510 Horsepower - Deluxe Dressed - Black Pulley Kit - BluePrint Engines Calibrated ECU

SKU: PSLS3768CTFKB

Horsepower & Torque: 510 Horsepower / 440 ft. lbs. Torque

Cylinder Heads: BluePrint Engines LS3 Aluminum Cylinder Heads

Compression Ratio: 10.7:1

Camshaft: Hydraulic Roller Cam - .612 Intake / .585 Exhaust Lift and 225 Intake / 238 Exhaust Duration @ .050 - 113° LSA - Three Bolt Cam

Pistons: Hypereutectic

Crankshaft: Nodular Iron Crank - 3.622" Stroke and 6.125" Rods

Multi-Port Fuel Injection: BluePrint Engines Complete Engine Harness and ECU Kit

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Overview:

The BluePrint Engines GM LS-Compatible 376 C.I. Pro Series Engine delivers 510 horsepower and 440 ft-lbs of torque, built for serious performance. As one of the most popular engine platforms for street cars and restomods, the LS-compatible design offers proven power and versatility. This package features LS3-style aluminum cylinder heads, an 10.7:1 compression ratio, hydraulic roller cam, hypereutectic pistons, and a nodular iron crankshaft housed in a BluePrint high-strength cast iron block. The deluxe dressed setup includes a black serpentine front drive pulley kit, BluePrint-calibrated ECU and harness, drive-by-wire throttle pedal, sensors, and throttle body—making it a true plug-and-play powerhouse for any street machine.

Description:

  • Horsepower & Torque: 510 Horsepower / 440 FT LBS. Torque
  • Compression Ratio: 10.7:1
  • BluePrint Engines LS3 Aluminum Heads
  • BluePrint Engines Hydraulic Roller Cam
  • BluePrint Engines Hypereutectic Pistons
  • Nodular Iron Crankshaft

Block:

  • BluePrint Engines High Strength Cast Iron (LSX Style) Block
  • Increased Deck Thickness and Strength Webbing
  • Utilizes OEM LS3 Front and Rear Covers
  • Improved Water Jacket Design
  • Extended Cylinder Skirt
  • 1-Piece Rear Main Seal
  • Priority Main Oiling
  • 4.0662" Bore
  • 6-Bolt Main

Rotating Assembly:

  • Nodular Iron Crankshaft
  • 3.622" Stroke
  • 6.098" Connecting Rods w/ 150,000 PSI Bolts
  • Hypereutectic Pistons
  • Internally Balanced Front and Rear

Cylinder Heads:

  • BluePrint LS3 Aluminum Cylinder Heads - PS8015
  • 69cc Chamber
  • 2.165" Intake / 1.590" Exhaust Valves
  • 259cc Intake / 102cc Exhaust Runners

Cam Specs:

  • Hydraulic Roller Cam
  • .612 Intake / .585 Exhaust Lift
  • 225 Intake / 238 Exhaust duration
  • @.050-113 Degree Lobe Separation

Ignition Timing:

  • Ignition Timing and Spark Advance are Controlled by BluePrint Engine Calibrated ECU
  • Transmission Controller Required (ECU Does Not Offer Transmission Control)

Also Includes:

  • Front Accessory Drive with Water Pump, Alternator, Power Steering Pump, and A/C Compressor
  • Drive by Wire Throttle Body - BPP12191019
  • LS3 Cast Aluminum Intake Manifold
  • LS Swap Oil Pan - BPP81073
  • Water Pump - BPPLS126WP
  • Engine Harness and ECU Kit
  • Injectors and Fuel Rail Kit
  • Spark Plugs & Wiring
  • Harmonic Balancer 
  • Timing Cover
  • Valve Covers
  • Coil Packs
  • Gas Pedal

Notes:

  • This engine requires a non-weighted flex plate/flywheel
  • Recommended fuel: 91 Octane
  • BluePrint Engines recommends a 2200+ RPM stall converter
  • Retro fit oil pan will fit most 1955-1995 GM front engine, RWD, V8 cars
  • Not for use in pollution-controlled vehicles or in dry sump applications
  • The Included BluePrint Engines LS controller package contains a fully tested, calibrated, locked ECU, optimized for this specific engine. This package has undergone extensive testing for performance, reliability and the safety of you and your engine.
 

Your BluePrint engine was dyno tested with the parts and specifications listed below. If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet. 

Part Number: PSLS3768CTFKB

Fuel Delivery Type: MPFI

Spark Plug: Champion 3015

Spark Plug Gap: .040"

Harmonic Balancer: Non Weighted

Flexplate/Flywheel: Non Weighted

Stall Converter: 2200+

Intake Manifold: GM LS3 Cast Aluminum

Fuel Recommendation: 91 Octane

Timing (Initial/Total Advance): Controlled by BluePrint Engines ECU

Firing Order: 1,8,7,2,6,5,4,3

Recommended Oil Filter: BPPB160

Recommended Break in Oil: BPP710

Recommended Oil: BPP10W30

Header Partners: 
Click here for our Header Partners and recommendations.

Click here to download a copy of the Installation Guide that came with your BluePrint engine.

BETTER THAN THE REST.

The satisfaction of our customers is our highest priority at BluePrint Engines. We use quality components to balance your engine's rotating assembly within two grams of spec. We dyno test your crate engine and certify that it's ready to deliver horsepower and torque.

We give your BluePrint engine the industry's best-in-class warranty for 30-months / 50,000 miles — with the extra confidence only BluePrint can provide. Our warranty applies to individual or professional installations and is fully transferable.

For a detailed overview of our warranty, click here.

IT ALL COMES DOWN TO RESULTS.

We make sure we hit our target horsepower and proper torque with every crate engine. We use an advanced computerized balancer to get our rotating assemblies within two grams, ensuring silky smooth power over the entire RPM range. That's precisely why our engines sound and run better than our competitors.

BRAGGING RIGHTS INCLUDED!

A comprehensive, dyno-generated printout showing these critical specs will accompany your delivered engine. No more guessing or wondering what your installed engine's real-world peak horsepower and torque ratings actually are. Any doubters in the crowd? Simply flash 'em your dyno results!

This engine will be dyno tested before it ships to you at no additional charge (others charge $500)!

RECOMMENDED PRODUCTS:
BluePrint Engines Crate Engine Break-In Oil — 1 Quart
BluePrint Engines 10w30 Engine Oil - 1 Quart
TrueBlue Performance Octane Boost
BluePrint Engines TrueBlue Performance Octane Booster
BluePrint Engines TrueBlue UltraCool Antifreeze Coolant CONCENTRATE
BluePrint Engines TrueBlue Power Steering Fluid
BluePrint Engines TrueBlue Transmission Fluid UNIVERSAL ATF/MTF
Gen IV LS and 2009+ Gen III Hemi Compatible Oil Filter
EFI Fuel Pump and Plumbing Kit BPP5267 - For Fuel injected engines
Holley EFI In-Tank Retrofit Fuel Pump - 450 LPH - Return Style
EFI Billet Aluminum Fuel Pressure Bypass Regulator - 40-75 PSI and -6AN ORB
Liquid Filled Fuel Pressure Gauge - 0-100 PSI
Muscle car swap LS and Hemi Universal Air Intake Kit
GM LSX Compatible Starter – Delco Style - OEM Finish
168-Tooth Steel Flex Plate - 1-Piece Rear Main Seal - OEM LS 1-Piece Balance - 4L60E/4L70E - GM LS Compatible
168-Tooth Nodular Iron Flywheel - 6-Bolt Crank - 11" or 12" Clutch - GM LS Compatible
GM LS Compatible Front Accessory Drive - Full Serpentine with Alternator | AC | Power Steering | Water Pump | Brackets and Bolts
GM LS Compatible Front Accessory Drive - Full Serpentine with Alternator | Power Steering | Water Pump | Brackets and Bolts
GM LS Compatible Front Accessory Drive - Full Serpentine with Alternator | AC | Water Pump | Brackets and Bolts