Jesel Pro Mechanical Roller Lifter - 0.904 in OD - 0.175 in Offset - Link Bar - Big Block Chevy (Set of 16) RA900 Cylinder Select 4

Cylinder Select 4

2 x 1/16th Vacuum nipples

Black Cover Included

It tells the transmission what kind of load is being put on it

Jesel Pro Mechanical Roller Lifter - 0.904 in OD - 0.175 in Offset - Link Bar - Big Block Chevy (Set of 16) RA900 Cylinder Select 4Product Description: Lifter Pro Mechanical Roller 0. 904 in OD 0. 175 in Offset Link Bar Big Block Chevy Set of 16 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