Block Specifications: Designed from heavy-duty A357-T6 aluminum material, 4.125”-4.165” siamese cast bore walls w/ press-in spun cast iron liner, Available in standard (9.240”) & tall (9.750”)...

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...

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...

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...

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 Edelbrock high-quality rocker studs #8598 3/8" (Set of sixteen) are used in Edelbrock cylinder heads requiring screw-in studs. Sold in packaged quantities of two or sixteen. The Edelbrock #8599...

The Edelbrock high-quality rocker studs #8598 3/8" (set of two) are used in Edelbrock cylinder heads requiring screw-in studs. Sold in packaged quantities of two or sixteen. The Edelbrock #8598 are...

The Edelbrock Metering Rods .062 X .052 Pair Edelbrock Metering Rods .062 X .052 Pair For Edelbrock Thunder Series AVS Carburetors Only

The Edelbrock Metering Rods .063 X .047 Pair Edelbrock Metering Rods .063 X .047 Pair For Edelbrock Thunder Series AVS Carburetors Only

The Edelbrock Metering Rods .065 X .037 Pair Edelbrock Metering Rods .065 X .037 Pair For Edelbrock Thunder Series AVS Carburetors Only