Harland Sharp Pontiac V8 260-455 7/16" Diamond Stud Mount Roller Rocker Arms, 1.5 Ratio, Aluminum

Specs:
Rocker Arm Mounting Style: Stud
Self-Aligning: No
Rocker Arm Ratio: 1.5
Stud Size: 7/16 in.
Maximum Spring Diameter (in.): Stock
Rocker Arm Style: Full roller
Shims Included: No
Rocker Arm Material: Aluminum
Rocker Arm Body Style: Standard
Rocker Arm Fasteners Included: Yes
Rocker Arm Nut Style: Polylock
Slot Width (in.): 0.625 in.
Rocker Arm Finish: Orange anodized
Quantity: Sold as a set of 16.
Notes: Will not fit bottle neck rocker arm studs. Requires aftermarket 7/16 in. studs.

Fits:
1955 to 1981 260-455 Pontiac V8