Harland Sharp Original Rocker Arm 7/16" Stud Mount 1.60 Ratio 0.250" Offset - Full Roller CK02421 and rear-facing Venturi airflow vents

and rear-facing Venturi airflow vents that prevent dust from entering the helmet while still allowing forced air to be introduced into the helmet

Notched for 2" x 3" square tubing

Works w/Demanding Conductions

1992-1995 GMC C2500 Suburban

Harland Sharp Original Rocker Arm 7/16" Stud Mount 1.60 Ratio 0.250" Offset - Full Roller CK02421 and rear-facing Venturi airflow ventsProduct Description: Rocker Arm Original 7 16 in Stud Mount 1. 60 Ratio 0. 250 in Offset Full Roller Aluminum Orange Anodized Small 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.