ARP Chromoly Cylinder Head Stud Kit - 12 Point Nuts - Mopar B / RB-Series 12600BK 18/18 Spline

18/18 Spline

Slotted for engine adjustment and perfect fit

1/2" copper tubing expanded into aluminum cooling fins

Tapered Oval

The driver can select the transmission type through a slide switch located on the right side of the device

ARP Chromoly Cylinder Head Stud Kit - 12 Point Nuts - Mopar B / RB-Series 12600BK 18/18 SplineARP Chromoly Cylinder Head Stud Kit 12 Point Nuts Mopar B RB Series ARP Chrysler BB 383 440 w Edelbrock Victor 77919 77929 12pt Head Stud Kit Product Description: Cylinder Head Stud Kit 12 Point Nuts Chromoly Black Oxide Mopar B RB Series ARP is the fastener of champions. They say that to be successful you must identify a need and satisfy it. Back in 1968 racing enthusiast Gary Holzapfel saw that many of his friendsa broken engines were caused by