re-build

Hi everyone. I just got my title to a just purchased XS400H and joined the forum. What a great resource this place is! I have already availed myself of the posted Service Manuals and they are going to be invaluable – thanks to those that took the time to scan and post them. My bike has suffered...

I’m starting this thread because Im in the process of polishing the head of the bike using my Dremel. Then decide to start porting and polishing the head. How ever I can’t reach the inside of the bowls w/ my Dremel. East wood sells a port and polish mandrill kit how ever it requires a 1/4”...

Like most 40 year old controls, the coating was half off mine when I got my bike. A good friend told me about this product called Plasti dip. It's like it easy, spray. I'll keep you guys posted on how it handles to the wear and tear. So far so good

So while trying to flush and change my front brake fluid this happened. Do you guys think their is any way I can salvage this/repress the female ends back into the reservoir? I do have one on order from @hina, but I need a second COA

Hey everyone, new member here. I just recently picked up a 1978 Yamaha XS400(f?) for a steal with a clean title and Haynes manual included, and found your site. After trolling through threads for a couple days I figured I should post my own. I'm pretty mechanically inclined and want to do as...

Just wanted to stop trolling and start report on my progress so I can add to the galaxy of xs400 info here and the legion of people dedicated to helping others get their bike running too. Maybe cheer me on, maybe scout for some anwsers here, or maybe help me anwser some questions I have...