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This Edelbrock Red Roller rocker arm set (qty 16) offers a 1.7:1 ratio for Big‑Block Chevy applications using 7/16" studs. Manufactured in the USA from 7129 aluminum, each arm is CNC‑machined, micro‑polished and anodized. Centerless‑ground trunnion race, pin and roller tip plus a Torrington needle bearing fulcrum ensure smooth action. The full‑body design fits springs up to 1.65" and the set includes heavy adjusting nuts and 4140 steel poly locks.
Edelbrock Rocker Arms Roller BBC 7/16In 1 7 1 Ratio Set of 16
