ARP Ford Head Stud Kit - 2000cc 120005 The larger opening allows throttle

The larger opening allows throttle linkage to be routed from underneath to help prevent clearance or interference issues

Steel Core Cork / Rubber

ORB Swivel Coupler

If you are on the edge between a medium and a large but have narrow shoulders

ARP Ford Head Stud Kit - 2000cc 120005 The larger opening allows throttleARPs 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