Supercharged 427 CID GM LS Compatible Base Dressed Crate Engine with Controller - 800 HP

Massive Power and Control:
Delivers a stunning 800 horsepower and 780 ft. lbs. of torque.
Supercharged with a Magnuson TVS2650 for instant, explosive power.
Includes the Holley Terminator X Max Gen IV Complete ECU/Harness EFI System for precise engine management.

Integrated Holley EFI System:
Holley Terminator X Max ECU and harness provide comprehensive engine control.  
Includes drive-by-wire throttle body, and all sensors needed to run.
ECM supplied with calibration.

Large Displacement Power:
427 cubic inch displacement for exceptional power and torque.
4.125" stroke.

High-Performance Components:
BluePrint Engines High Strength Cast Iron Block for maximum durability.
Forged crankshaft and pistons for superior strength.
BluePrint Engines LS3 Aluminum Cylinder Heads for optimal airflow.

Complete Package:
Includes all essential components: coil packs, valve covers, oil pan, water pump, timing cover, spark plugs & wires, and harmonic balancer.
Utilizes OEM LS3 front and rear covers.

Performance-Tuned Design:
Aggressive hydraulic roller camshaft with high lift and duration.
11:1 compression ratio, optimized for supercharged performance.
Priority main oiling and improved water jacket design.

Built for Strength:
6-bolt mains, extended cylinder skirt, and increased deck thickness.
Internally balanced rotating assembly.

Air intake recommendation:
BluePrint engines recommends Air Intake Kit BPPLS01013 to maintain MAF calculations and Dyno calibration.