Harland Sharp Original Full Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Orange Anodized - Oldsmobile V8 Edelbrock Performer RMP - Set of 16 600090166 1987-1991 GMC V1500 Suburban

1987-1991 GMC V1500 Suburban

A clutch master cylinder and two brake master cylinders mount to the assembly

w/External Vacuum Source

eliminating the possibility of the power valve closing if the supercharger starts to "out run" the carb

Harland Sharp Original Full Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Orange Anodized - Oldsmobile V8 Edelbrock Performer RMP - Set of 16 600090166 1987-1991 GMC V1500 SuburbanProduct Description: Rocker Arm Original 7 16 in Stud Mount 1. 60 Ratio Full Roller Aluminum Orange Anodized Oldsmobile V8 Edelbrock Performer RMP 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.