Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70 Ratio - Merlin Heads - Big Block Chevy (Set of 16) 29061BK 41 in Long

41 in Long

The computer-generated runners easily handle the high airflow requirements demanded by large displacement low-deck engines

920 in Round Port

wheelie bar mounts and a provision for a laterl stabilizer bar

Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70 Ratio - Merlin Heads - Big Block Chevy (Set of 16) 29061BK 41 in LongProduct Description: Rocker Arm Sportsman Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural Merlin 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