BluePrint Engines BP38318CTF1 - 383 CID GM Small Block Compatible Dressed Longblock w/ EFI - 436HP

Horsepower 436HP Torque 443FT/LBS Compression Ratio 10.0 to 1 Block New BluePrint block, 1 piece rear main sale, 4 bolt main Pistons Hypereutectic Rotating Assembly Steel Crank - 3.75 in. Stroke and 5.7 in. Rods Heads BluePrint Engines Aluminum Cylinder Heads Camshaft Specs Hyd Roller, .544 Int / .555 Exhaust, 230 Int / 236 Exh dur @ .050 - 110 LSA Experience the thrill of modern EFI performance with this dyno-proven BluePrint Engines 377ci crate engine. Delivering 436 HP and 443 lb-ft of torque, this engine features the Holley Sniper 2 EFI system for precise fuel control. Manufactured and machined in the USA! Key Features: Dyno-Proven Power: 436 HP / 443 lb-ft Torque Modern EFI: Holley Sniper 2 EFI System (Fuel Only) True 377ci Displacement: 4.00" Bore x 3.75" Stroke 10.0:1 Compression Made in USA Quality: BluePrint High-Strength Cast Iron Block Forged Connecting Rods, Hypereutectic Pistons, Cast Crankshaft BluePrint Aluminum Heads (H8002K with .500" raised ports) Hydraulic Roller Cam Complete Engine Package Includes: Holley Sniper 2 EFI System (Fuel Only Configuration) Aluminum Intake Manifold Valve Covers Oil Pan Timing Cover Modern EFI Performance: This engine combines classic small block architecture with the modern performance and tunability of the Holley Sniper 2 EFI system. The 377 cubic inch displacement (4.00" bore x 3.75" stroke) and performance aluminum cylinder heads with .500" raised ports contribute to the impressive power output. Important Notes: Engine package does NOT include a fuel pump. Engine is configured to run in fuel-only mode. Not for EGR (Exhaust Gas Recirculation) applications. The aftermarket intake manifold may not be compatible with OEM accessory brackets that use intake-mounted bosses. Recommended Break-in Oil: BPP710 Recommended Service Oil: BPP10W30 Recommended Oil Filter: BPP51061