Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) X3-STX-M1-HK Rotary selector switch allows timing

Rotary selector switch allows timing changes on the fly

Angular Contact Bearing

GM Fullsize Truck 1993-95

We decided to morph our Crab Cap crank trigger distributor with a standard Chevy model to come up with the Flat-Top

2009-2013 Chevrolet Silverado 1500 6

Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) X3-STX-M1-HK Rotary selector switch allows timingProduct Description: Rocker Arm Sportsman Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural GM LS Series 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