Holley Carburetor Identification Numbers

Carb number carb model number cfm renew kit. Needle & seat primary main jet secondary main jet or plate primary metering block secondary metering block power valve pump nozzle size, primary secondary nozzle size or spring color primary bowl gasket primary metering block gasket secondary bowl gasket secondary Holley carburetor numbers are referred to as 'list' numbers. They are usually stamped on the carburetor body and preceded by the word 'list' or the letter 'r'. You'll learn the key to figuring out exactly what carb you have:

On the standard 4150/4160 models, this number will be located on the throttle lever side of the air horn. How to locate the list number on your holley carburetor. A quick reference guide to common carburetor flange bolt patterns. How do i adjust the mixture screws on my carburetor? Holley 1909 parts page diagram: Jun 29, 2022 · one of the first things to do to differentiate a holley carburetor from the ones made by other manufacturers is to look for the manufacturer's name on the sides of the carburetor. Carburetors made by holley, rochester and carter are all marked with the company name. Locate the model number. Holley carburetor specifications, list numbers, jetting, and tuning tips. One of the things we noticed over the years is the lack of information concerning holley list numbers and the specifications for individual carburetors and their stock jetting.