ARP Rocker Arm Stud Pro Series 8 mm x 1.25 Base Thread 5/16-24" Top Thread - 0.500" Long 28315XS8 The pressure upon the head

The pressure upon the head can be adjusted by replacing the special foam rubber pads placed between the earmuff and the helmet

polyurethane bushings

the Impact Alpha glove provides superior steering wheel grip

Jet Holder

For Funny Cars and Dragsters

ARP Rocker Arm Stud Pro Series 8 mm x 1.25 Base Thread 5/16-24" Top Thread - 0.500" Long 28315XS8 The pressure upon the headARPs 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: Rocker Arm Stud Pro Series