CSF Race-Spec Oil Cooler for Enhanced Engine Cooling in BMW N55 Engines within the BMW F87 M2

ARP2000 or Custom Age 625+

12 rated up to 10A (low power)

Included in the set are ARP Connecting Rod Bolts

0 mm valve lift

ARP Harmonic Damper Bolt Set, BMW / Toyota B58 20-1215 CSF Race-Spec Oil Cooler forBMW OEM damper bolts are grade 10 and Torque to Yield, designed for one time use. While this is adequate for factory power levels, these bolts fall short when power levels are increased. 5150 AutoSport has observed damper bolts coming loose and breaking, leading to engine and crank damage, as well as improper torque load between bolts. The factory bolts are simply not sufficient for those planning to run above factory power levels. 5150 AutoSport