Harland Sharp Original SB Chevy Rocker Arms - 1.6 Ratio - 7/16 Stud Valve Cover Gasket 6-Rib Serpentine Pulley

6-Rib Serpentine Pulley

2A/1 Certified (SFI 1)

1970-1970 Chevrolet Monte Carlo

1965-1984 Pontiac Grand Prix

1/2-20 in Female Thread

Harland Sharp Original SB Chevy Rocker Arms - 1.6 Ratio - 7/16 Stud Valve Cover Gasket 6-Rib Serpentine PulleyProduct Description: Rocker Arm Original 7 16 in Stud Mount 1. 60 Ratio 0. 050 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.