Jesel Pro Series Aluminum Shaft Mount Roller Rocker Arm Kit - 1.6 / 1.6 Ratio - Full Roller - Dart 15 / 18 Degree Heads - Small Block Chevy (Set of 16) COR21245 Hyper-Flex System

Hyper-Flex System

Anti Theft Bypass

Yukon Gear and Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts

and larger engines with Edelbrock Performer manifolds or other brands of similar design

Ford Coyote / V6

Jesel Pro Series Aluminum Shaft Mount Roller Rocker Arm Kit - 1.6 / 1.6 Ratio - Full Roller - Dart 15 / 18 Degree Heads - Small Block Chevy (Set of 16) COR21245 Hyper-Flex SystemProduct Description: Rocker Arm Pro Series Shaft Mount 1. 6 1. 6 Ratio Full Roller Aluminum Natural Dart 15 18 Degree Heads Small 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