BluePrint Engines BP4003CT1 - 400 CID GM Small Block Compatible Longblock - 511HP

Horsepower 511HP Torque 480FT/LBS Compression Ratio 9.5 to 1 Block New BluePrint block, 1 piece rear main sale, 4 bolt main Pistons Forged Rotating Assembly Forged Steel Crank - 3.75 in. Stroke and Forged 5.7 in. Rods Heads BluePrint Engines Aluminum Cylinder Heads Camshaft Specs Hyd Roller - .555 Int .577 Exh lift, 236 Int 248 Exh dur @ .050, 113 LSA Unleash Unmatched Power with this 406ci Crate Engine from BluePrint Engines. This isn't just an engine; it's a force to be reckoned with. Delivering a staggering 511 horsepower and 480 ft-lbs of torque, this crate engine is built for serious performance enthusiasts seeking maximum power and versatility. Featuring a massive 4.125" bore, a forged steel crankshaft, forged pistons, and high-performance aluminum heads, this engine is engineered to push the limits. With its 9.5:1 compression ratio and aggressive camshaft, this engine is designed to handle the demands of forced induction applications like turbochargers, superchargers, and nitrous oxide systems. Key Features: • Massive 4.125" Bore: Delivers exceptional displacement for increased power output. • Forged Internals: Robust forged steel crankshaft, forged pistons, and high-strength connecting rods ensure durability and withstand the demands of extreme performance and forced induction. • High-Performance Cylinder Heads: BluePrint's HP8103 aluminum heads with 64cc chambers and aggressive porting maximize airflow for increased power and efficiency. • Aggressive Camshaft: A hydraulic roller cam with .555/.577 lift and 236/248 duration provides aggressive valve timing for maximum power and performance. • "Power Adder" Ready: Designed to handle the increased stress of forced induction applications like turbochargers, superchargers, and nitrous oxide systems. • Precision Machining: The engine block is meticulously machined with align honed main bearing bores and precisely honed cylinders for optimal performance and reliability. This engine is designed for serious performance enthusiasts seeking maximum power and versatility in their builds.