11TH HEAD BOLT ARP COOPER S [C-AHT281]

A true Cooper S engine has 10 studs and one specially designed bolt.

• This ARP version of the stud is a 12 point design that matches the head stud kits (which come in either 9 or 11 stud.)
• Best of all this ARP bolt cost less than the standard item!
• 1 required per vehicle