ARP 9 mm x 1.00 Thread Nut 11 mm 12 Point Head Chromoly Black Oxide - Universal H75915FS If yours is built using

If yours is built using a 68-72 Chevelle clip

Bolts to water pump attachment points and back of the alternator

Frame drilling required for installation with a frame-side mounted hitch

360 Degree

ARP 9 mm x 1.00 Thread Nut 11 mm 12 Point Head Chromoly Black Oxide - Universal H75915FS If yours is built usingARPs 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: Nut 9 mm x 1. 00 Thread 11