Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70 Ratio - AFR Mongoose/Dart/Edelbrock Heads - GM LS-Series (Set of 16) Auto Rod Controls 570" ID that works well

570" ID that works well with our 917

206/212 Duration

five hole front brackets provide the adjustability you need to dial in the correct ladder bar angle

Star GP and Star Infusion Helmets

Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.70 Ratio - AFR Mongoose/Dart/Edelbrock Heads - GM LS-Series (Set of 16) Auto Rod Controls 570" ID that works wellProduct Description: Rocker Arm Sportsman Shaft Mount 1. 70 Ratio Full Roller Aluminum Natural AFR Mongoose Dart Edelbrock Heads 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