New old stock Zenith updraft military carburetor. 2-11/16″ mounting with 3/8″ threaded holes. Throttle bore is 1-17/32″, Air inlet 2-1/4″.
Vacuum operated accelerator pump. Throttle and choke are reversible. Carbs may have varying degrees of surface rust.

Popular Tractor Puller Performance Carburetor up to approximately 400 Cubic Inches.