ARP 235-7201 Rocker Arm Stud Kit 7/16 Rocker Arm Stud Kit ymm_21 with the parts sandblasted and

with the parts sandblasted and coated for durability

For gasoline vehicles (pump life may be diminished when used with E85 fuel)

It’s an inexpensive insurance policy to protect your high performance engine regardless of the brand of water/methanol injection system you are using

Specifically designed to interface with AEM engine management systems

ARP 235-7201 Rocker Arm Stud Kit 7/16 Rocker Arm Stud Kit ymm_21 with the parts sandblasted andIf you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. ARP rocker studs are concentric within . 005 T. I. R. thread pitch to thread pitch. They run in straight and true. Lengths are exact designed to provide positive seating every time. An extra large radius base offers greater resistance to flex.