Vtg delorto ub24b2 Carb Air Cleaner Harley Sprint Ducati Monza Gilera Moto Morini 

vintage Dell'Orto UB24B2 carburetor, a common performance part from the 1960s used on several classic Italian and American-branded motorcycles.Common ApplicationsThe UB24B2 was specifically utilized for:Harley-Davidson Aermacchi Sprint: Often found on the 250cc and SS models from 1963–1968.Ducati Singles: Used on various bevel singles from the 1960s, including 200, 250, and 350cc models.Benelli / Montgomery Ward Riverside: A stock component for 250cc and 350cc four-stroke singles.Other Italian Marques: Occasionally fitted to brands like Gilera, Moto Morini, and Motobi.Specifications & TuningVenturi Size: 24mm.Configuration: It is a round-slide "needle" type carburetor.Basic Adjustment: A general rule for the air mixture screw on Dell'Orto round-slide carburetors is to start at 1.5 turns out from fully seated.Parts: Serviceable components such as needles, atomizer jets, floats, and slides are still available through vintage specialty shops