ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Aftermarket Head - Big Block Chevy 235-4320 7-1/8 NHRA approved bracket keeps fire

NHRA approved bracket keeps fire extinguisher secure and allows quick access by pulling pin

Universal catalytic converters require welding and/or fabrication and should be installed by qualified technicians

Torsion Tube Mount

A unique double-swivel design allows for clocking adjustment during installation

ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Aftermarket Head - Big Block Chevy 235-4320 7-1/8 NHRA approved bracket keeps fireARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Cylinder Head Stud Kit 12