Edelbrock
Edelbrock 77790 | Engine Rocker Arm
Edelbrock part #77790 Red Roller Rocker arms are designed for Big block Chevy's using 7/16 studs. This 1.7:1 Ratio, set of 16 rockers are manufactured in the USA from lightweight 7129 grade aluminum...
Edelbrock part #77780 Red Roller Rocker arms are designed for small block Ford's using 3/8 studs. This 1.6:1 Ratio, set of 16 rockers are 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.
Engine Make/Size | Ford 302/351C/351M/400 |
Position | N/A |
Ratio | 1.6 |
Stud Length | 0.375 in. |
WARNING CA Proposition 65 | Yes |
WARNING CA Proposition 65 Message | WARNING: This product can expose you to Chromium; which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information; visit www.P65warnings.ca.gov. |