Main Stud Kit for Opel/Vauxhall 2.5L V6

Main Stud Kit for Opel/Vauxhall 2.5L V6There 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

They run-in straight and true

You’ll note that the studs have a radiused bullet nose that serves to locate the pan rails

and has the retaining washer installed

Material: Custom Age 625+

and designed for use in competition engines

and are available in 8740 chromemoly with a black oxide finish or ARP Stainless

Kits come complete with flat washers

These pump drives feature a CNC milled (not broached) hex

or using a spacer for clearance

One of the most critical – yet often overlooked – fasteners used in any engine locks the timing in place

All Pro Series head bolts have areduced wrenching hex or 12-point head and wide area flange to permit the use of larger diameter valve springs and eliminate theneed for valve train removal during cylinder head retorquing

or if there is deformation