ARP SB Chevy Rocker Arm Stud Kit MT135BK Creates air gap sound barrier

Creates air gap sound barrier to reduce noise

silicone coil gasket

Many Bell helmet models use small vent holes as part of the helmet’s ventilation system

Plain / Scalloped

ARP SB Chevy Rocker Arm Stud Kit MT135BK Creates air gap sound barrierARPs 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