Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.60/1.50 Ratio - Dart Pro 1 Heads - Small Block Chevy (Set of 16) DK1424631FIASFI This is the same pivot

This is the same pivot kit that comes standard on all Stilo ST5 Composite

Designed to be used on engines with a 20mm x 1

Funnel Filter

1/4 in Drive Key Included

Jesel Sportsman Shaft Mount Roller Rocker Arm - 1.60/1.50 Ratio - Dart Pro 1 Heads - Small Block Chevy (Set of 16) DK1424631FIASFI This is the same pivotProduct Description: Rocker Arm Sportsman Shaft Mount 1. 60 1. 50 Ratio Full Roller Aluminum Natural Dart Pro 1 Heads Small 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