Main Stud Kit for Chevrolet 8.1L (496 cid) Vortec

Main Stud Kit for Chevrolet 8.1L (496 cid) VortecThere 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

Material 2: 8740 Chrome Moly

For openers

Both models feature a large diameter

You won’t find abetter quality stud on the market from any other source

This procedure ensures complete heat penetration and the resultsare far superior to those lesser quality studs from other manufacturerswho just dump pieces in a basket and hope for the best

Nuts not included

unique oil pan studs

or use the chart on page 25 of thiscatalog for ARP fasteners

Hardened parallel-ground washers are included in each kit

It costs a lot more to do it this way

Complete with washers

You will note that ARP studs feature a special “bullet nose” to guide the nut accurately into place