7/16-14 X 3.250 hex black oxide bolts

7/16-14 X 3.250 hex black oxide boltsMaterial: 8740 Chrome Moly Finish: Black Material 2: Finish 2: Origin: USA

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

You can choose between black oxide finished 8740 chrome moly or corrosion-resistant stainless steel

Material 2:

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

Whether you’re mounting your fan directly to the water pump

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 the need for valve train removal during cylinder head retorquing

ARP’s timing cover bolts are available in both polished stainless steel or black oxide finish chrome moly

super-alloy field

the more power available to you

Prevent intake manifold leaks with ARP’s quality fasteners

the bolt must be able to fit snugly and a knurl is applied

Camshaft positioning is critical on overhead cam engines and ARP makes sure that the cam towers are properly secured through use of these durable bolts and studs