Manley Rotating Assembly, BBC 572 4.250 STROKE/4.625/-3cc

This Manley rotating assembly for a BBC 572 engine includes a 4340 forged steel crankshaft with a 4.250-inch stroke, 4340 forged steel H-beam connecting rods, and 2618 forged aluminum Platinum Series pistons with a -3cc dome. The connecting rods come equipped with 7/16-inch ARP 8740 cap screws, with an option for ARP 2000 cap screws for increased strength. This assembly is designed for serious performance builds, capable of handling up to 900 horsepower with the standard ARP 8740 bolts and up to 1,500 horsepower when equipped with the optional ARP 2000 cap screws.

The crankshaft is forged from 4340 steel, providing a strong foundation for high-output engines. The H-beam connecting rods, also made from 4340 forged steel, offer excellent strength-to-weight ratio for reliable operation under stress. The Platinum Series pistons are crafted from 2618 forged aluminum, known for its durability and ability to withstand high temperatures and pressures, and they come with premium chrome moly wrist pins for added longevity. This combination of well-built components makes it a solid choice for engine builders looking to push the limits of their BBC 572.

Please note that this rotating assembly is not CARB approved and cannot be shipped to California. It is also subject to California's Proposition 65 warning.