Mid-USA Chrome Carb Cover for Harley-Davidson CV Carburetor Old School Sporty Build Electronics Tank(fake oil tank) dimensions:

Electronics Tank(fake oil tank) dimensions: 4 1/2" diameter and 8" long with caps installed

This fender might give the look you're after

without all of the title/registration headaches

This also allows you to mount wassel tanks to your XS if you use thin hex nuts (jam nuts) and cut the excess threads off flush

ground clearance

Mid-USA Chrome Carb Cover for Harley-Davidson CV Carburetor Old School Sporty Build Electronics Tank(fake oil tank) dimensions:Mid USA Chrome Carb Cover for Harley Davidson CV Carburetor The Keihin CV is an attractive unit, but that black plastic cover isn't to everyone's liking. Dress that carb up with this cover. Chrome plated Fasteners included