Yamaha SR250 carb rebuild, maintenance, tuning

This post is meant to complement a video we clipped together explaining the function, details, pros and cons, service, maintenance and repair of the SR250 carburettor, which is a Mikuni BS34 CV carb. Some issues were a little difficult to cover in the video so I hope to capture the remaining ones here. Manual scans. I figured it would be a good resource to all to have access to the chapter in the workshop manual about the carb. So here you go! (open in a new tab or download). Stubborn screws and jets. If there is one thing you should do before working on a carb, it is to get the right tools. More accurately put, get the right screwdriver or bit for your driver that matches the screw (or j

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