Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) DRA-L8.1.875.240 With precise resolution down to

With precise resolution down to a tenth of a volt

Bert Ball Spline Transmission

High-temperature silicone-coated fiberglass sleeving is non-flammable and resists temperatures up to 500°F

In tank design

Alternator Wire Harness

Jesel Sportsman Shaft Mount Aluminum Roller Rocker Arm - Shaft Mount - 1.70 Ratio - GM LS-Series (Set of 16) DRA-L8.1.875.240 With precise resolution down toProduct 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