ARP Black Washers - 12mm ID x 7/8 OD (10) 356603 When combined with AFCO swaged

When combined with AFCO swaged steel tubes

AN-12 Port

355 Series

Product Description: Helmet Air Nozzle

Linear / Digressive

ARP Black Washers - 12mm ID x 7/8 OD (10) 356603 When combined with AFCO swagedARPs 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: Flat Washer Special Purpose