Carter BB-1 carb.  2 15/16" center to center on mounting.  Adjustable main jet for use on 4, 6, or 8 cyl. engines.  Excellent condition.  Has been COMPLETELY disassembled, cleaned, all parts inspected and/or replaced and put back together finger tight so you can install the new rebuilding kit yourself (takes 15min.--I don't want the insurance liability of doing rebuilding).   Includes NEW adjustable main jet, NEW accelerator pump and power valve springs, NEW extended throttle shaft, NEW ethanol compatible gaskets and needle/seat rebuilding kit and NEW fillister head screws throughout.  I have 200 BB-1 carbs and can supply any mounting bolt or linkage requirement.  I also have several N.O.S. BB-1 carbs as well as BB-2 carbs.   We also mfg. a number of new parts for Carter BB-1's as well as for other updraft carbs.    See us at Vintage Carburetor Ltd.   Feel free to call us direct.

Flat fee shipping $18.00 within continental U.S. including insurance.