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Is this normal? Bike was running beautifully several weekends out, then one day began misfiring on the right side. Right side plug looked fouled, I though a fresh spark plug would solve the problem but didn't. I noticed when the plugs were out that both cylinders have spark however when I turn...

Hi guys, I've searched several topics and can't find what would cause my bike to create a spark 2-3 seconds after turning on the ignition.. without kicking it over or hitting the starter. It also sparks once a few seconds after kicking it over. It's only the right side. So I switched the coils...

Hi, I've found this site and you all to be a wealth of knowledge in preparing this build. Started as an 81 Yamaha XS400 Special? This is its current state: Got it running pretty good with the Mike's SX Carburetors and stock exhaust. I've installed new spark plugs and confirmed correct...

Hello, I'm in the process stripping down this 81 XS400. Basically all the bolt on parts are available. All parts in good to excellent condition. Left and Right exhaust header with Mufflers very good condition: $50 each Blinkers: $10 each Chrome Headlight Mounts with Yamaha Fork Logo: $35...