The BluePrint Engines GM LS Compatible 376 C.I. Builder Series Engine & T56 6-Speed Manual Transmission Package delivers classic six-speed performance with modern LS reliability in a complete turnkey drivetrain. Producing 510 horsepower and 440 ft.-lbs. of torque, this professionally matched package is designed for muscle cars, pro touring builds, street rods, and custom LS swap projects seeking exceptional street performance and everyday drivability. (blueprintengines.com)

At the heart of this package is BluePrint's 376 C.I. LS-compatible Builder Series engine, built with a high-strength cast iron block, BluePrint LS3 aluminum cylinder heads, hypereutectic pistons, forged connecting rods, a nodular iron crankshaft, and a hydraulic roller camshaft engineered to provide excellent low-end torque and strong top-end power. Fuel and ignition are managed by the included Holley Terminator X Max Gen IV EFI System, complete with a factory-calibrated ECU, wiring harness, sensors, and handheld programmer for simplified installation and dependable performance. (blueprintengines.com)

This version features the complete Black Front Accessory Drive Kit, providing a premium blackout appearance while including an LT1-style alternator, water pump, power steering pump, and compact A/C compressor. The T56 6-speed manual transmission is factory assembled to the engine and includes a McLeod dual-disc clutch package, billet flywheel, bellhousing, starter, and engine guard for a complete ready-to-install drivetrain. (blueprintengines.com)

Key Features:

• 376 C.I. GM LS Compatible Builder Series Engine
• 510 Horsepower / 440 ft.-lbs. Torque
• Tremec T56 6-Speed Manual Transmission
• Standard Edition Builder Series
• Black Front Accessory Pulley Kit
• Holley Terminator X Max Gen IV EFI System
• Complete ECU & Engine Wiring Harness
• BluePrint High-Strength Cast Iron LS Block
• BluePrint LS3 Aluminum Cylinder Heads
• 10.7:1 Compression Ratio
• Hydraulic Roller Camshaft
  • .612" Intake Lift
  • .585" Exhaust Lift
  • 225° Intake Duration @ .050"
  • 238° Exhaust Duration @ .050"
  • 113° Lobe Separation Angle
• Hypereutectic Pistons
• Nodular Iron Crankshaft
• Forged 6.098" Connecting Rods
• LS3 Intake Manifold
• Drive-by-Wire Throttle Body
• Fuel Rails & Injectors Included
• Coil Packs, Spark Plugs & Wires Included
• Complete Black Front Accessory Drive
• Premium 91+ Octane Recommended
• Dyno Tested by BluePrint Engines (blueprintengines.com)

Transmission Package Includes:

• Tremec T56 6-Speed Manual Transmission
• McLeod Super Street Pro Dual Disc Clutch
• Bellhousing
• Billet Flywheel
• Engine Guard
• Starter

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 (blueprintengines.com)

Fitment Applications:

Designed for custom GM LS-powered vehicles including:

• Chevrolet Camaro LS Swaps
• Pontiac Firebird LS Swaps
• Chevrolet Corvette
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet C10 Trucks
• GM G-Body Vehicles
• Street Rods
• Pro Touring Builds
• Custom Performance Vehicles

Note: Verify engine mounts, transmission tunnel clearance, clutch hydraulics, driveshaft length, crossmember, cooling system, and accessory clearance before installation.

Installation Notes:

• Ships with the engine and transmission factory assembled.
• Includes a Holley Terminator X Max EFI System with BluePrint's factory calibration.
• Do not overwrite the supplied ECU calibration using the standard Holley EFI setup procedure.
• Includes the complete Black Front Accessory Drive Kit, featuring:
  • LT1-style 150-amp alternator
  • LT1-style water pump
  • Type II power steering pump with remote reservoir
  • Compact A/C compressor
• BluePrint recommends Air Intake Kit BPPLS01013 to maintain proper MAF calculations and preserve factory dyno tuning.
• Premium 91+ octane fuel is recommended.