The BluePrint Engines GM LS Compatible 427 c.i. Pro-Series Engine and T56 Manual Transmission Package combines the exhilarating performance of a supercharged LS engine with the driver-focused control of a six-speed manual transmission. Designed for Pro-Touring builds, restomods, muscle cars, and custom LS swaps, this Standard Edition Builder Series package features an 800 horsepower 427 c.i. Pro-Series LS-compatible engine, Gen 6 3.0L Whipple Supercharger, T56 six-speed manual transmission, Black Pulley Kit, and Holley Terminator X Max EFI System for a complete turnkey drivetrain solution.

Built around a heavy-duty LS-compatible cast iron block, the 427 c.i. Pro-Series engine utilizes premium aluminum cylinder heads, a forged rotating assembly, hydraulic roller camshaft, and a 9.5:1 compression ratio optimized for forced induction. The Gen 6 3.0L Whipple twin-screw supercharger delivers immediate throttle response, exceptional airflow, and impressive torque across the entire RPM range.

The included Holley Terminator X Max Gen IV EFI System provides complete engine management through a BluePrint-calibrated ECU and wiring harness. Combined with the legendary T56 six-speed manual transmission, this package delivers outstanding durability, smooth shifting, and exceptional performance for street or track use.

Finished with a Black Pulley Kit, this package provides a bold, performance-inspired appearance while complementing the Whipple supercharger and front accessory drive.

Key Features:

• Complete GM LS-compatible engine and T56 manual transmission package
• 427 cubic inch displacement
• 800 horsepower
• 770 lb-ft torque
• Standard Edition Builder Series
• Gen 6 3.0L Whipple twin-screw supercharger
• Black Pulley Kit
• 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
• 4.000" 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:

• Whipple Gen 6 3.0L twin-screw supercharger
• High-efficiency intercooler system
• Instant boost response
• High-volume 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 Whipple Gen 6 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.