How to rebuilt Mikuni sbn 38mm, 44mm, 46mm carbs Superjet Waveblaster 23 March 2020 In this video I show you how to rebuild a Mikuni Sbn carburetors and the proper tools needed to do the job. This video is good for all sbn carbs 38, 44, 46 and most after market carbs Full Spectrum, Novi , Blackjack, Buckshot ect... Comments There are no comments yet. Leave message Your rating: Your review: Share Tweet