Harland Sharp Original Rocker Arm 7/16" Stud Mount 1.80 Ratio 2422 while the included Tread® XL

while the included Tread® XL Dock allows easy push-button interaction

Ford Mustang 2015-16

Fiberglass Sportsman

IMCA approved

Eliminates the Factory Resonator

Harland Sharp Original Rocker Arm 7/16" Stud Mount 1.80 Ratio 2422 while the included Tread® XLProduct Description: Rocker Arm Original 7 16 in Stud Mount 1. 80 Ratio Full Roller Aluminum Orange Anodized Big Block Chevy Set of 16 Since the 1950s, Harland Sharp is the leader in roller rocker arm technology. Sharp manufactures roller rockers and rocker components for a variety of applications. Their rockers are made from lightweight aluminum and anodized for increased durability.