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Manley Rotating Assembly for BBC 555 4.250 Stroke / 4.560 / -3cc

This high-performance rotating assembly is engineered for the BBC 555 engine with a 4.250 stroke and 4.560 bore diameter, featuring a -3cc piston dish volume. It includes a forged 4340 steel crankshaft and forged 4340 steel H-beam connecting rods, equipped with 7/16" ARP 8740 cap screws or optional ARP 2000 cap screws for enhanced strength. The assembly is completed with 2618 forged aluminum Platinum Series pistons with premium chrome moly wrist pins, designed to withstand horsepower ranges from 900 to 1500 depending on the cap screw option.

  • 4340 forged steel crankshaft for durability and strength
  • 4340 forged steel H-beam connecting rods with 7/16" ARP 8740 or optional ARP 2000 cap screws
  • 2618 forged aluminum Platinum Series pistons with premium chrome moly wrist pins
  • Designed for high horsepower applications up to 1500 HP

This product has not yet been assigned to any vehicle. We are working to ensure that this changes as soon as possible. Please contact us if you have any questions.

Since 1966 Manley has been manufacturing race proven engine internals for the domestic and more recently sport compact performance markets. Their range of products include: cranks, pistons, rings and wrist pins, connecting rods, pushrods, drive and oil systems, cylinder head components and valves. Manley products are designed to satisfy the needs of racing’s top engine builders who demand the highest quality products available. As a result, Manley performance products can be found in a variety of vehicles, including OE supercars and record breaking street performance and race cars.
Contact
Manley Performance
1960 Swarthmore Avenue
8701 Lakewood
USA

https://www.manleyperformance.com/
Responsible person
Streetstylez Ltd. & Co. KG
Heinrich-Lorenz-Str. 2-4
09120 Chemnitz
Germany

info@streetstylez.eu
www.streetstylez.eu
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