ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - GM LS-Series 52111111 For EFI applications use regulator

For EFI applications use regulator P/N 13303 or P/N 13139

16 in Tall

Honeycomb Blue

LeMans & Grand Prix

ARP Cylinder Head Stud Kit - 12 Point Nuts - Chromoly - Black Oxide - GM LS-Series 52111111 For EFI applications use regulatorARPs 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