Holley Ultra Double Pumper Model 4150 650 CFM4-Barrel Carburetor - 4-Barrel - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gold Chromate 2010027 this flat one-piece guide plate

this flat one-piece guide plate set is designed for Pontiac 350-455 and AMC 290-401 engines with 7/16" studs and 5/16" pushrods

1961-1961 Studebaker 6E13D

They are especially recommended if you are installing a subframe connector

BMR's cradle bushings replace the entire OE rubber bushing

These are also an excellent choice for triggering one of the Mallory HYFIRE Series of Electronic Ignition Controls

Holley Ultra Double Pumper Model 4150 650 CFM4-Barrel Carburetor - 4-Barrel - Square Bore - Electric Choke - Vacuum Secondary - Dual Inlet - Gold Chromate 2010027 this flat one-piece guide plateNOTE: Due to the natural color variations of the dichromate plating process, the plating color may vary from casting to casting (within a carburetor) and from carburetor to carburetor. This is considered normal and is not a cosmetic defect. If you desire a carburetor with no color variation, please shop our black and shiny finish carburetors. Performance upgrade for stock to mildly modified vehicles Universal calibration for easy bolt on performance