ARP 134-7124 Rocker Arm Stud Kit for 3/8 Rocker Arm Stud Kit (Note 6) ymm_26 Max gain: +5

Max gain: +5

or 9/16”x18 fittings and includes a 1/8 NPT port for a fuel pressure gauge or pressure sensor pick up

Evolution Link Pipe Set (Titanium) was tested and developed together with the Slip-On or the Evolution Line (Titanium) system

Compatible with RB25DET and select RB26 applications

The diffuser allows the use of BMW´s tow hook

ARP 134-7124 Rocker Arm Stud Kit for 3/8 Rocker Arm Stud Kit (Note 6) ymm_26 Max gain: +5If 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.