Jesel Rocker Arm Adjuster - 3/8-24 in Thread - 5/16 Ball (Set of 8) Nitrile O-Ring Z-Design in Shell circulates air

Z-Design in Shell circulates air throughout the shell utilizing large internal channels

Stud Girdle

Extremely versatile

we currently sell in all forms of racing from the sportsman to the professional

guides: Manganese bronze

Jesel Rocker Arm Adjuster - 3/8-24 in Thread - 5/16 Ball (Set of 8) Nitrile O-Ring Z-Design in Shell circulates airProduct Description: Rocker Arm Adjuster 3 8 24 in Thread 5 16 Ball Steel Set of 8 Dan Jesel realized early on that the success and demand for his high end valvetrain components was in part dependent on huge valve lifts, unheard of spring pressures and rpm that most thought was impossible. So he started on a 10 year quest to perfect the roller lifter. After nearly nine years of R&D and endless testing, Dan brought the first Jesel roller lifters to