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Red Roller Rockers for Small-Block Chevy 3/8 stud 1.5:1 Wide body (Qty 16); Edelbrock part #77760 Red Roller Rocker arms are designed for small block Chevy's using 3/8" studs. This 1.5:1 Ratio, Wide body set of 16 rockers are manufactured in the USA from lightweight 7129 grade aluminum.

Red Roller Rockers for Small-Block Chevy 3/8 stud 1.5:1 Ratio (Qty 16); Edelbrock part #77770 Red Roller Rocker arms are designed for small block Chevy's using 3/8" studs. This 1.5:1 Ratio, set of 16 rockers are manufactured in the USA from lightweight 7129 grade aluminum.

Red Roller Rockers for Small-Block Chevy 3/8 stud 1.5:1 (Qty 1); Edelbrock part #77771 Red Roller Rocker arms are designed for small block Chevy's using 3/8 studs. This 1.5:1 Ratio, single replacement rocker is manufactured in the USA from lightweight 7129 grade aluminum.

Red Roller Rockers for Small-Block Ford 3/8 stud 1.6:1 (Qty 16); 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.

Red Roller Rockers for Small-Block Ford 3/8 stud 1.6:1 (Qty 1); Edelbrock part #77781 Red Roller Rocker arms are designed for small block Chevy's using 3/8" studs. This 1.6:1 Ratio, single replacement rocker is manufactured in the USA from lightweight 7129 grade aluminum.

Red Roller Rockers for Big-Block Chevy 7/16 stud and W 348/409 1.7:1 (Qty 16); 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.

Red Roller Rockers for Big-Block Chevy 7/16 stud and W 348/409 1.7:1 (Qty 1); 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.