ARP Pro Series Head Stud Kit - SB Chevy - Cast Iron & Aluminum - OEM, Dart Sportsman & Dart II, BRODIX -8, -9, -10, -11 - Track 1 - 12 Pt. Nuts w/ Undercut Studs 32002BL Hammer type punch places a

Hammer type punch places a 1/4" diameter hole 1/2" from the end of most 1" x

The comfort fit blended Nomex ® interior along with exhaust vents on the top and back of the shell

which helps control head and neck roll

FR Acrylic/Cotton Blend

ARP Pro Series Head Stud Kit - SB Chevy - Cast Iron & Aluminum - OEM, Dart Sportsman & Dart II, BRODIX -8, -9, -10, -11 - Track 1 - 12 Pt. Nuts w/ Undercut Studs 32002BL Hammer type punch places aPro Series Head Stud Kits include aerospace quality nuts and parallel ground, hardened washers. Chevy kits include undercut short studs to effectively eliminate head gasket failure. Rated at 190, 000 PSI tensile strength. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Cylinder Head Stud Kit 12 Point Nuts Chromoly Black Oxide Undercut Small Block Chevy