Free help & advice Learn more Hassle-free returns

Gift cards now available Learn more

  • Free help & advice

  • Hassle-free returns

  • Open 7 days a week

Need a better price? Reach out to us at (561) 207-7988 — we're happy to help.

SKU: BLS3768KBT56

GM LS Compatible 376 c.i. Engine and T56 Manual Transmission - 530 Horsepower - Standard Edition Builder Series - Black Pulley Kit - Holley Terminator X EFI System

Regular price $31,459.00
Shipping calculated at checkout.


Care information

Display general product information or specific product information using metafields.

Delivery and Shipping

Add some general information about your delivery and shipping policies.

Add a stand out message for your customers

Highlight title

Text to highlight a key feature of your product

Description

Description:

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

Block:

  • BluePrint Engines High Strength Cast Iron 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 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

Holley Terminator X Max Specific Features and Benefits:

  • Real Time Fuel Map Learning Simplifies Tuning by Dynamically Adjusting the Base Fuel Rate
  • On Board Bosch LSU 4.9 Wideband Control, Enabling Accurate AFR Readings and Closed Loop Tuning
  • Eight High Impedance Injector Drivers, Ideal for Stock LS Injectors and Holley EFI Injectors
  • Integrated 1-Bar MAP Sensor for Naturally Aspirated or Nitrous Setups, with Harness Support for External Higher Bar Sensors if needed
  • 4 Configurable Inputs (12V, Ground, 5V, Frequency) and 2 Outputs (Ground, PWM) - Ideal for Electric Fans, Boost Control Solenoids, Nitrous Control and more
  • Free PC Tuning Software via USB/CAN Interface for Full Laptop Control and Advance Setup
  • Integrated 3.5" Touchscreen Handheld with Setup Wizard, Internal Data Logging, and Real Time Gauge Displays
  • Terminator X Max ECU will Include a Base Timing Map Pre-Configured for this engine.

Also Includes:

  • BluePrint Engines Cast Aluminum Intake Manifold
  • LS Swap Oil Pan - Windage Tray - Pick Up Screen
  • BluePrint Engines Fuel Injectors and Rail
  • DBW Throttle Body - BPP12191019
  • Throttle Pedal, and Sensors
  • Spark Plugs & Wires
  • Harmonic Balancer
  • Coil Packs
  • Black Front Accessory Drive
    • LT1 Style 150-amp Alternator
    • LT1 Style Water Pump
    • Type II Power Steering Pump w/ Reservoir
    • Compact Style Air Conditioning Compressor

Assembled with Complete T56 Six Speed Transmission Package:

           Includes the following: 

  • McLeod Super Steel Pro Dual Disk Clutch
  • Bell Housing
  • Billet Flywheel
  • Engine Guard
  • Starter
    • First Gear Ration: 2.66:1
    • Second Gear Ratio: 1.78:1
    • Third Gear Ration: 1.30:1
    • Fourth Gear Ration: 1.00:1
    • Fifth Gear Ration: 0.80:1
    • Sixth Gear Ration: 0.63:1

Notes:

  • This Holley EFI Equipped engine has a fully calibrated ECU by BluePrint Engines. Please DO NOT follow the Holley EFI manual for the calibration of the ECU.
  • BluePrint Engines Recommends Air Intake Kit BPPLS01013 to ensure correct MAF calculations and Dyno calibration are maintained with the above ECU / tuning. 
  • Engine/Trans Package Ships assembled
  • The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment.  Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.
 

    Payment & Security

    Payment methods

    • Amazon
    • American Express
    • Apple Pay
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa

    Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

    Product features

    Use this section to highlight specific product features to your customers.

    Product comparison grid

    Add content here to explain a bit about the range of products on offer and which ones may be most suitable for your customers.

    A table comparing the facets of 4 products
    Facet
    Product title
    View details
    Product title
    View details
    Product title
    View details
    Product title
    View details
    By
    ByProduct vendorProduct vendorProduct vendorProduct vendor
    Price
    Price
    $99.99
    $99.99
    $99.99
    $99.99
    Description
    DescriptionA description of the product, including details such as build quality, materials used and reasons to purchase.A description of the product, including details such as build quality, materials used and reasons to purchase.A description of the product, including details such as build quality, materials used and reasons to purchase.A description of the product, including details such as build quality, materials used and reasons to purchase.

    Our Collections

    Image banner

    Share information about your brand with your customers. Describe a product, make announcements, or welcome customers to your store.