LONGBLOCK

The BLUEPRINT ENGINES PS5401CT is a 540 c.i. Pro Series Stroker Crate Engine, designed as a Big Block GM Style BBC Longblock. This high-performance engine delivers 670 horsepower and 660 ft. lbs. of torque with a 10.1:1 compression ratio. It features Blueprint Engines aluminum heads, a hydraulic roller cam, forged crankshaft, and forged pistons. The engine block is a high-strength cast iron unit, manufactured and machined in the USA, and includes a 1-piece rear main seal, standard deck, 4-bolt main, and a 4.500" bore. The rotating assembly is internally balanced. This long block also comes with a harmonic balancer, timing cover, valve covers, and oil pan. It is not suitable for EGR applications, and users should verify header/exhaust clearance due to the cylinder heads' .300 inch raised exhaust port.