ARP Main Stud Kit (S54)
ARP main stud set for BMW S54 engine. These bolts are ultra-high grade fasteners that reinforce your engine against failure due to high RPM and/or forced induction applications. A true must for all fast road, track and racecars.
Set includes ARP main stud and nut set and ARP assembly lube. It is recommended that new and/or uprated main bearings are fitted in conjunction with these.
Z3 M (S54)
Available on back-order