Main Stud Kit for Chevrolet Large journal (hex)

Main Stud Kit for Chevrolet Large journal (hex)There 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

ARP offers these premium grade studs in black oxide finished chrome moly or polished ARP Stainless

All of them are substantially better than the stock OEM and most aftermarket bolts

They feature a special billet aluminum sleeve that accurately positions the shaft and keeps it from wobbling

HIGH PERFORMANCE SERIESHigh Performance head bolts are available with a reduced wrenching hex or 12-point and wide area flanged head that eliminates theneed for valve train removal to facilitate cylinder head retorquing

reciprocating and valve train components

Includes appropriate fasteners for your application

and monitor overall length during installation

Designed for competition applications

You also can choose between standard hex head bolts or compact 12-point fasteners

Not to be used with OEM-style

when the material iseasier to machine)

Wide underhead flange and companion washers provide even load distribution