LSR 427 Short Block 1500hp

BulletLSX LSR short block is an all-aluminum aftermarket block built for boost. Rated at 1500hp this is a great short block for boost builds looking to save weight. Every short block will be square decked, cnc bore and honed, line honed, balanced, blueprinted and assembled.

Callies Compstar CCW 4" stroke crankshaft

Callies Compstar Xtreme power adder rods

DSS FSXR boost built pistons

Clevite H series or King XP series main and rod bearings