The BluePrint Engines GM LS Compatible 427 c.i. Engine and T56 Manual Transmission Package delivers exceptional supercharged LS performance with the precision and control of a six-speed manual transmission. Designed for Pro-Touring builds, high-performance street cars, restomods, and custom LS swaps, this Standard Edition Builder Series package combines an 830 horsepower 427 c.i. LS-compatible engine, Magnuson TVS2650 supercharger, T56 six-speed manual transmission, Black Pulley Kit, and Holley Terminator X Max EFI System into a complete turnkey drivetrain package.

The 427 c.i. LS-compatible engine is built around a high-strength BluePrint cast iron block with premium aluminum cylinder heads, a forged rotating assembly, hydraulic roller camshaft, and a 9.5:1 compression ratio engineered for boosted performance. The Magnuson TVS2650 supercharger delivers instant boost, exceptional airflow, and outstanding torque across the entire RPM range while maintaining excellent street manners.

The included Holley Terminator X Max Gen IV EFI System provides complete engine management through a BluePrint-calibrated ECU and wiring harness. Paired with the legendary T56 six-speed manual transmission, this package delivers outstanding durability, crisp shifting, and excellent drivability for both street and track applications.

Finished with a Black Pulley Kit, this package provides an aggressive, modern appearance while complementing the supercharger and front accessory drive.

Key Features:

• Complete GM LS-compatible engine and T56 manual transmission package
• 427 cubic inch displacement
• 830 horsepower
• 800 lb-ft torque
• Standard Edition Builder Series
• Black Pulley Kit
• Magnuson TVS2650 supercharger
• Holley Terminator X Max Gen IV EFI System
• BluePrint calibrated ECU and wiring harness
• High-flow aluminum cylinder heads
• 9.5:1 compression ratio
• Heavy-duty LS-compatible cast iron block
• Six-bolt main design
• Priority main oiling system
• One-piece rear main seal
• OEM LS3 front and rear cover compatibility

Engine Internals:

• Forged steel crankshaft
• Forged pistons
• Forged 6.125" H-beam connecting rods
• 4.125" stroke crankshaft
• Hydraulic roller camshaft
• High-performance valve springs
• Hardened pushrods
• Roller rocker arms
• High-flow fuel injectors
• Drive-by-wire throttle body
• Coil packs
• Sensors
• Spark plugs and wires
• Water pump
• Harmonic balancer
• Oil pan
• Valve covers

Supercharger System:

• Magnuson TVS2650 positive displacement supercharger
• Integrated intercooler system
• Instant boost response
• High-efficiency airflow design
• Black pulley accessory drive
• Designed for premium 91+ octane fuel

Holley Terminator X Max EFI:

• Terminator X Max Gen IV ECU
• Complete engine wiring harness
• BluePrint performance calibration
• Electronic fuel injection management
• Advanced tuning and data logging

T56 Six-Speed Manual Transmission Package:

• Performance T56 six-speed manual transmission
• McLeod Super Street Pro dual-disc clutch
• Steel bellhousing
• Billet steel flywheel
• Hydraulic release bearing
• Pilot bearing
• Starter included

T56 Gear Ratios:

• 1st: 2.66:1
• 2nd: 1.78:1
• 3rd: 1.30:1
• 4th: 1.00:1
• 5th: 0.80:1
• 6th: 0.63:1

Fitment Applications:

• 1982-2002 Chevrolet Camaro LS swap builds
• 1982-2002 Pontiac Firebird LS swap builds
• Chevrolet Corvette LS conversions
• Chevrolet Chevelle Pro-Touring builds
• Chevrolet Nova LS conversions
• GM muscle car restorations
• Restomod builds
• Custom LS-powered street vehicles
• High-performance street and track applications

Installation Notes:

• Verify engine bay and hood clearance before installation due to the supercharger.
• Additional swap components may be required:
  • Engine mounts
  • Transmission crossmember
  • Driveshaft modification
  • Upgraded cooling system
  • High-capacity fuel system
  • Custom exhaust system
  • Wiring integration
  • Rear axle/driveline upgrades
• Holley Terminator X Max ECU is pre-calibrated by BluePrint Engines.
• BluePrint recommends the specified intake system to maintain proper MAF calibration.
• Engine and transmission package ships assembled and ready for installation.
• Intended for off-road and exempt applications where permitted.