BluePrint Engines PS5401 540CI GM Big Block Compatible Pro-Series Short Block

540CI GM Big Block Compatible Pro-Series Engine-Short Block BluePrint PS5401 GM Big Block Compatible performance short block engine have been dyno tested at our factory with a Holley Classic 850cfm Carburetor and HP8013 Cylinder heads and produced 670 horsepower and 660 minimum torque. Not every PS5401 is Dyno tested. This performance shows the capabilities of this engine. Performance may vary depending upon what cylinder heads, fuel system and intake manifold you choose. This is a fully customizable engine. BluePrint Engines GM Big Block Compatible 540 c.i. Pro-Series Engine - Short Block