ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Undercut - Ford 4-Cylinder Water Pump Bolt Kit 2 piece re-designed aluminum bracket

2 piece re-designed aluminum bracket (only)

Rebuildable and Revalveable by the QA1 Factor or QA1 Authorized Service Centers

Maybe the throttle shafts are worn or a screw has become cross threaded

1 Ford Mustang GT500 07-14 EV14 UniversalVehicle Applications: Dodge Challenger RT/SRT8 Hemi 5

We also distribute a host of premium brand performance products for many different automotive applications

ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - Undercut - Ford 4-Cylinder Water Pump Bolt Kit 2 piece re-designed aluminum bracketARPs 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