Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70/1.70 Ratio - Dart Heads - Big Block Chevy (Set of 16) D.S.S. Racing 8 mm Hex Head

8 mm Hex Head

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750 in (SAE) and 75mm to 95

Models 2300

Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70/1.70 Ratio - Dart Heads - Big Block Chevy (Set of 16) D.S.S. Racing 8 mm Hex HeadProduct Description: Rocker Arm Sportsman Shaft Mount 1. 70 1. 70 Ratio Full Roller Aluminum Natural Dart Heads Big 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 and endless