Main Stud Kit for Chevrolet 396-402-427-454 cid

Main Stud Kit for Chevrolet 396-402-427-454 cidThere 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

with handy 12-pointor standard hex heads

Both models feature a large diameter

Increased material strength overcomes valve train harmonics and stress

The importance of pressure plate bolts in a racing or hi-performance street application cannotbe emphasized nearly enough

Hardened parallel-ground washers are included in each kit

ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12-point nuts

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

Alternators that come loose are a pain

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

Not to be usedwith OEM-style

When the bolt hasstretched the specified amount

the shaft diameter is a larger diameter than the OEM unit