mk1

Can anybody identifiy this Keihin Fcr? Is it a MK1 or Mk2? It is supposed to come off a Yamaha WR 426. Is it a good Option for a '2000 Fe600? If yes, which jetting is a good point to start? My bike has an Akrapovic Full exhaust and smets (supermoto) camshaft. Best, Simon

Ok.... I've searched for some different things but was unable to come up with anything conclusive. The bike (98 fe400) ran with the Dell orto previously. The bike only runs on choke. As soon as I shut the choke off the bike does too. I have assured the slide is in square side down. I have...

H iguys got a MK1 FCR with no choke circuit, the bike starts and runs well hot or cold apart from being a bit lumpy with a tiny amount of throttle on...... the jet sizes are as follows; Main 152 Pilot 62......... seems enormous compared to what i've seen in the docs. Main air jet 200...

Hello everybody, its my first post here as an user, im reading sometimes here some useful help. But I have a problem wich I want to clear. I bought not long ago a keihin FCR 41 carburator, on ebay form USA. Now ive mounted it already on my bike but it doesnt run "smoothley" or just...

What's the use of that little plate on top of the carb cover? Just to easy access for the needle or can somting else be mounted on there? Stock AP membrame next to a Honda ap membrane

Can someone direct me to a parts diagram for a MK1, or explain what exactly is the difference between the MK1 and the more modern versions? I've tried google, but nothing worhtwhile came up. I'm especially interested if there are any jets missing or extra in this carb compared to the more...