ARP main stud set for BMW M10 and S14 engines. 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.

Applications include 2002/E21/E28/E30 M10 engines and E30 M3 S14 engines.

Kit instructions here.

Please note that we cannot take opened packets of bearings, bolts or studs as a return – please double check that you have the right components before opening packages.