Manley 39572RHXX Big Block Chevy Rotating Assembly Stroke Bore Dome - 572 4.250 4.625 43cc

The Manley 39572RHXX is a complete Big Block Chevy 572 cubic inch rotating assembly kit built for serious high-performance and racing engine builds. Featuring a 4.250" stroke, 4.625" bore, and +43cc dome pistons, this kit delivers the foundation needed to achieve 572 cubic inches of displacement with the strength to support power levels from 900 hp up to 1,500 hp depending on rod bolt selection.

Key Features:

• 4340 Forged Steel Crankshaft – Heat treated, stress relieved, shot peened, nitrided, and 100% magna-fluxed for maximum durability
• 4340 Forged Steel H-Beam Connecting Rods – 6.385" rod length with 7/16" ARP 8740 cap screws (900 hp rated); optional ARP 2000 cap screws available for up to 1,500 hp
• 2618 Forged Aluminum Platinum Series Pistons – 4.625" bore diameter with +43cc dome profile for high-compression builds
• Premium Chrome Moly Wrist Pins – Precision fit for the 2618 forged pistons
• Total Seal Piston Rings – High-performance file-fit ring set included
• Clevite "H" Series Bearings – Narrowed rod bearings and "P" or "H" series main bearings included
• Horsepower Range – 900 hp with ARP 8740 bolts; up to 1,500 hp with optional ARP 2000 bolts

The Manley BBC 572 rotating assembly (also referenced as MAN-39572RHXX) is precision-engineered and internally balanced in-house by Manley, ensuring exact tolerances right out of the box. Designed for Big Block Chevrolet engine platforms, this kit provides everything needed for the rotating assembly portion of a high-output BBC stroker build.