Harland Sharp Original Full Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Orange Anodized - AMC V8 - Set of 16 Performance Distributors D.U.I. SmartSpark

SmartSpark

Improves Cranking On Engines w/Locked Out Timing

68 amps with check valve (13

Completes Nose to provide ultimate downforce

MSD Old Style Crank Trigger Systems

Harland Sharp Original Full Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Orange Anodized - AMC V8 - Set of 16 Performance Distributors D.U.I. SmartSparkProduct Description: Rocker Arm Original 7 16 in Stud Mount 1. 60 Ratio Full Roller Aluminum Orange Anodized AMC V8 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.