Main Stud Kit for Jeep 4.0L Inline 6 without factory main girdle

Main Stud Kit for Jeep 4.0L Inline 6 without factory main girdleThere are many important reasons to use ARP main stud kits, including the elimination of main cap walk and fretting, as well as protecting the threads in your engine block. All kits come complete with hardened parallel ground washers and high quality nuts. Some applications have provisions for mounting windage trays and have specially designed standoff studs with serrated lock nuts to position the windage tray and lock it securely in place. The studs

premiumgrade aerospace chrome moly steel

The engineers at ARP spent quite a bit of time developing these highly effective

while the compact head is easily accessed

They have a tensile strength of 190

To be used with ARP’s patented Perma-Loc™ adjusters

heat-treated in-house to 190

has been applied

That’s whythe fastener experts at ARP have developed special bolts that are far superior to OEM hardware

the correct preload

It has approximately 200% the fatigue life of 8740 chrome moly steel and has a tensile strength of 220

ARP’s heat-treated 8740 chrome moly wheel studs are a much-needed replacement for any car engaged in oval track or drag racing competition

ARP offers studs and bolts in a choice of chrome moly steel with a black oxide finish or polished ARP Stainless