Edelbrock · New
Edelbrock Rocker Arms Roller BBC 7/16In 1 7 1 Ratio Individual
MPN 77791 · Store SKU ede77791
Supplier stock checked 11/7/2026, 6:42:03 AM UTC. Adding a part does not reserve it.
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Product details
Edelbrock part #77791 Red Roller Rocker arms are designed for Big Block Chevy's using 7/16" studs. This 1.7:1 Ratio, single replacement rocker is manufactured in the USA from lightweight 7129 grade aluminum. The body is CNC machined then micro polished and anodized for durability. The trunnion race, roller pin and roller tip are centerless ground for superior quality. A high quality Torrington needle bearing fulcrum combined with a roller tip ensure smooth operation and performance. The full body design will accommodate up to 1.65" diameter springs. Thick-walled adjusting nuts and 4140 steel poly locks are included. Edelbrock part #77791 Red Roller Rocker arms are designed for Big Block Chevy's using 7/16" studs. This 1.7:1 Ratio, single replacement rocker is manufactured in the USA from lightweight 7129 grade aluminum. ROCKER ARMS ROLLER BBC 7/16in. 1.7:1 RATIO INDIVIDUAL Red Roller Rocker Arms
Manufacturer fitment & guides
- Chevrolet:W-Series:348 (5.7L)-409 (6.7L)
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- California Proposition 65: Y
