What fuel should I use in a CB350 / CL350 / SL350? Common Motor November 06, 2018 05:09 Updated Follow We recommend premium (92+ octane) fuel; if it can be found non-ethanol fuel as well. Related articles What is the fuel capacity of a CB350 / CL350 / SL350? What is the carburetor float height for my Honda CB350 / CL350 / SL350? How to Rebuild a Honda CB350 Carburetor Honda CB350 Carburetor Identification Guide Honda CB350 Loose Emulsifier Tubes in Carburetor Rebuild Kit Comments 0 comments Please sign in to leave a comment.