427 CID GM LS Compatible Dressed Longblock w/ EFI - 605HP

427 CID GM LS Compatible Dressed Longblock w/ EFI 605HP

SKU: PSLS4273CTFK

Experience top-tier performance with this dyno-proven BluePrint Engines 6.2L LS crate engine, generating a formidable 605 HP and 565 lb-ft of torque. This complete package features a forged rotating assembly, Holley Terminator X Max EFI, and a front accessory drive system.

Key Features:

• Dyno-Proven 605 HP / 565 lb-ft Torque
• 11:1 Compression
• BluePrint High-Strength 6.2L Block (6-Bolt Main)
• Forged Rotating Assembly: Crankshaft, Connecting Rods, Pistons
• BluePrint Aluminum Cylinder Heads (PS8015)
• Aggressive Hydraulic Roller Cam
• Complete Engine Package:
• Holley Terminator X Max - Gen IV EFI (ECU, Harness, Throttle Pedal, Sensors)
• Front Accessory Drive (Water Pump, A/C, Alternator, Power Steering)
• Drive by Wire Throttle Body, 42# Injectors, Returnless Fuel Rail
• Harmonic Balancer, Valve Covers, LS Swap Oil Pan, Timing Cover
• Coil Packs, Spark Plugs & Wires, GM Plastic Intake Manifold

Ready to Run with Advanced EFI:

This engine is designed for high-performance applications and includes everything you need for a powerful and reliable setup, including the advanced Holley Terminator X Max EFI system.

Important Notes:

• Transmission Control: The included Holley Terminator X Max ECU does not control the transmission. A separate transmission controller is required for automatic transmissions.
• Front Accessory Drive Fitment: While designed to fit many vehicles, it is the customer's responsibility to measure and confirm fitment.
• Modifications may be required.
• Requires a non-weighted flexplate/flywheel.
• Recommended fuel: 91 Octane.
• Recommended stall converter: 2200+ RPM.
• Retrofit oil pan fits most 1955-1995 GM front engine, RWD, V8 cars.  
• Not for use in pollution-controlled vehicles or dry sump applications.
• Recommended: Air Intake Kit BPPLS01013 for optimal performance.