Harland Sharp Original SB Chevy Rocker Arm - 1.6 Ratio - 7/16 Stud 57500BK Chevy Impala 2009

Chevy Impala 2009

Choose conventional hex or compact 12-point style heads

This header accommodates all emission control devices and comes with premium aluminum header gaskets and hardware

Bert/Brinn Starter can handle up to 16:1 compression

Harland Sharp Original SB Chevy Rocker Arm - 1.6 Ratio - 7/16 Stud 57500BK Chevy Impala 2009Product Description: Rocker Arm Original 7 16 in Stud Mount 1. 60 Ratio Full Roller Aluminum Orange Anodized Small Block Chevy Sold Individually 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.