ARP 3/8-16 SS 12-Point Nut Kit (10 Pack) HASZ15BL Size I is 16"x16" and

Size I is 16"x16" and size II is 20"x18

Flexplate Safety Shields are designed to protect both drivers and spectators from the effects of a flexplate or starter ring gear failure

Breather Tank

6 AN Female O-Ring Return

ARP 3/8-16 SS 12-Point Nut Kit (10 Pack) HASZ15BL Size I is 16"x16" andARPs 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 3 8 16 in Thread 7 16