and Performance Parts and Accessories
H4555 - 1970 LT1 / Z28 Holly Carburetor
This brand new Holley carburetor assembly for LT1-equipped models is an exact reproduction of the original equipment, manufactured by Holley themselves, using their original tooling.
Replaces GM part number 3972121 on both automatic and manual transmission cars.
Important: Carburetor is stamped with current manufacturing date.
Note: No further discounts apply.
In Stock Now!