BluePrint Builder Series LS427/800HP Supercharged Crate Engine and T56 Trans Combos BLS4279SCTT56

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Part Number: MLL-S0025

$32,999.00

Engine 427 c.i. LS Builder Series Iron Block Standard Edition, Supercharged, T56 Manual Transmission
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BluePrint Builder Series LS427/800HP Supercharged Crate Engine and T56 Trans Combos BLS4279SCTT56

BluePrint Builder Series LS427/800HP Supercharged Crate Engine and T56 Trans Combos BLS4279SCTT56

MLL-S0025

Not Yet Reviewed

Part Number: MLL-S0025

Estimated Ship Date: Nov 10, 2026

$32,999.00

Estimated Ship Date: Nov 10, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
BLS4279SCTT56
Part Type:
Product Line:
Summit Racing Part Number:
MLL-S0025
UPC:
00887753986511
Crate Engine Family:
Chevy LS
Engine Assembly Style:
Long block
Assembled:
Yes
Intake Manifold Included:
Yes
Carburetor Included:
No
Throttle Body Included:
Yes
Cylinder Heads Included:
Yes
Cylinder Head Material:
Cast aluminum
Distributor Included:
No
Oil Pan Included:
Yes
Valve Covers Included:
Yes
Timing Cover Included:
Yes
Water Pump Included:
Yes
Harmonic Balancer Included:
Yes
Spark Plugs Included:
Yes
Spark Plug Wires Included:
Yes
Flexplate Included:
No
Flywheel Included:
Yes
Transmission Controller Included:
No
Torque Converter Included:
No
Wiring Harness Included:
Yes
Computer Included:
Yes
Quantity:
Sold as a kit.
Notes:
Features a Magnuson TVS2650 supercharger. Oil pan has a rear sump.

BluePrint Builder Series LS427/800HP Supercharged Crate Engine and T56 Trans Combos

The BluePrint Builder Series LS427/800 hp Supercharged crate engine and T56 trans combo is a complete, high performance powertrain package. It features a powerful 427 cu. in. (7.0L) GM LS-style engine, a supercharger, and a rugged T56 manual transmission, designed as a plug-and-play solution for classic muscle cars and modern swaps. The kit delivers around 800 hp with forged internals, BluePrint heads, Holley EFI, and all necessary accessories for easy installation.

Key components and features:

* Engine: A 427 cu.in. (7.0L) GM LS-compatible engine built with a high-strength cast iron block, BluePrint aluminum heads, forged crankshaft, and forged pistons for durability
* Supercharger: Equipped with a supercharger for massive power gains, pushing output to about 800 hp and 800 lbs.-ft. of torque
* Transmission: A robust Tremec T56 6-speed manual transmission provides precise gear control, ideal for performance driving
* Fuel system: Includes Holley Terminator X EFI system with a wideband oxygen sensor, ECU, harness, and drive-by-wire pedal for modern tuning and responsiveness
* Accessories: Comes "dressed" with a front accessory drive, a swap-ready oil pan, starter, and alternator, making installation simpler
* Builder Series advantage: These packages aim to reduce the complexity and cost of engine swaps by providing matched engine and transmission components that work together seamlessly
* This combo is perfect for performance enthusiasts building street rods, hot rods, or classic muscle cars who want modern LS technology, big horsepower, and the engaging control of a manual transmission without the hassle of sourcing and matching components themselves

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