Mikuni HSR45 45-3 Total Carburetor Kit for Harley Big Twins

The Mikuni HSR45 45-3 Total Kit includes a 45mm flatslide carburetor, breather kit, mounting hardware, and an SE-style air cleaner adapter. It is listed for Harley Big Twin EVO models from 1984–1999 and Twin Cam models from 1999–2006 with cable-operated throttle systems. The adapter is designed for Screamin’ Eagle-type air cleaner backing plates and is not compatible with CV-style air filters.