Where Can You Find the Part Number on Your Holley Carburetor?

The part number for a 2- or 4-barrel Holley carburetor is typically embossed in the right-hand curve of the choke tower, according to the Holley website. The website offers information for several carburetor models, such as the 390 CFM and the 750 CFM Double Pumper.

Holley carburetor owners can visit the website, click on Support in the menu at the top of the Web page, and then click on the Tech Service link. Clicking the Frequently Asked Questions link opens the list of FAQs, and clicking the General tab leads to the instructions for locating the part number, or list number as it is referred to by Holley