New V2 design to allow a socket on the crank bolt with the capture plate installed Manufactured from 6086-T6 aerospace grade aluminium, Koflach Engine Developments’ N55/S55 crank bolt capture plates are designed to eradicate the all-too common loosening of the crank hub bolt on BMW’s N55 and S55 engines. Designed, machined, anodised and laser-etched right here in Sussex, UK, and supplied with 12.9 grade fitting hardware. Torque bolts to 32nm. Find out more about KED here.
