Cylinder Head Stud Kit for BB Chevy w/alum block 1/2in

Cylinder Head Stud Kit for BB Chevy w/alum block 1/2inIt is for good reason that virtually every top professional enginebuilder relies on ARP Pro Series head studs for their all out competitionpowerplants. Simply stated, theres not a better stud setupon the market today. For openers, ARP only uses premium grade 8740 alloy anda proprietary ARP2000 alloy that are rated far superior to aircraftquality alloy steels. Secondly, each stud is placed verticallyinto special racks and precisely heat treated to

ARP manufactures a variety of special application-specific bolt and stud kits

Finish 2: Black

they are the best on the market today

quench and temper steels – L19 requires special care to avoid hydrogen embrittlement

Material: Custom Age 625+

L19 is a very high strength material compared to 8740 and ARP2000 and is capable of delivering a clamp load at 260

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

all ARP main bolts feature a reduced renching head

thread pitch to thread pitch

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

the more power available to you

ARP sprint car drive pins feature a broached hex for ease of installation and proper pre-load while the rounded end facilitates quick