I think the Rochester's start with 700 or 701 702, then four numbers for the model number.
Like 7003538.

****Ahhh 702 is yours?? See Epay ad. Is that your carburetor?
https://www.ebay.com/itm/145082260843

Last edited by Shaffer's1950; 01/11/2024 7:32 AM.

1950 Chevy 3100