Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) X3-STX-M1-HK 11-7/8 in Long

11-7/8 in Long

2009-2013 Chevrolet Silverado 1500 6

GM Fullsize Truck 1993-95

The pick-up wires are wound together and routed through a special aluminum skinned sleeve that connects to ground

Rotary selector switch allows timing changes on the fly

Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) X3-STX-M1-HK 11-7/8 in LongProduct 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