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) Steering Gear 87 Durometer

87 Durometer

50-7731 Extreme switch panel

2007-2014 GMC Sierra 2500 HD SLT Crew Cab Pickup

1972-1974 American Motors Hornet

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) Steering Gear 87 DurometerProduct 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