Description
Overview:
This LS3 compatible engine build is a formidable fusion of strength, precision, and performance, anchored by BluePrint Engines’ high-strength cast iron LSX-style block. It churns out a commanding 525 horsepower and 460 ft. lbs. of torque, with a 10.7:1 compression ratio that ensures both power and efficiency. The setup features BluePrint’s aluminum heads, hydraulic roller cam, and hypereutectic pistons, all working in concert with a nodular iron crankshaft for durability under high-stress conditions. Air and fuel delivery are optimized through a Holley Terminator X Max system, LS3 fabricated aluminum intake manifold, and a matched injector and fuel rail kit. The LS Swap oil pan ensures seamless integration, while the drive-by-wire throttle body adds modern responsiveness. Altogether, this engine is engineered to deliver relentless performance with rock-solid reliability—perfect for enthusiasts who demand power without compromise.
Description:
- Horsepower & Torque: 525 Horsepower / 460 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
- 4.0622″ 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
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:
- LS3 Fabricated Aluminum Intake Manifold – BPP822112
- Drive by Wire Throttle Body – BPP12191019
- LS Swap Oil Pan – BPP81073
- Water Pump – BPPLS126WP
- Injectors and Fuel Rail Kit
- Spark Plugs and Wires
- Harmonic Balancer
- Throttle Pedal
- Timing Cover
- Valve Covers
- Coil Packs
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.
- This engine requires a non-weighted flex plate/flywheel.
- 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.


