Jesel Sportsman Shaft Mount Full Roller Rocker Arm - 1.70 Ratio - BRODIX Heads - Big Block Chevy - Set of 16 KSS-077070 RG20003M 16 Fins Per Inch Core

16 Fins Per Inch Core -Allows more airflow to provide better cooling

Features: Military-grade PTT

0" Tall - 400 lb

276 in Rectangular Port

625 in Dual Spring

Jesel Sportsman Shaft Mount Full Roller Rocker Arm - 1.70 Ratio - BRODIX Heads - Big Block Chevy - Set of 16 KSS-077070 RG20003M 16 Fins Per Inch CoreProduct Description: Rocker Arm Sportsman Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural Brodix 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