clutch

  1. Clutch Problems on 2013 Norton SF

    I have read some posts on "Clutch Basket Failures" on late model Comandos. I am not sure if my problem is related or not, so I started a new thread. I have a 2013 Commando SF. It has a little over 3000 miles on the clock. When I start the bike in first gear with the clutch fully pulled in...
  2. Torsion damper in the drive train

    Gents, Not wanting to mess with the thread on shockproof oils, here is how Ducati solved their need for a torsion damper. Their design is hardly different to the AMC design we know which was in use right up to 1968, just bigger and probably better tuned. The beauty of using rubber is that the...
  3. Clutch assembly eccentric movement

    Hey Folks, first post. I've installed a new bearing (Andover Norton from Old Britts) in my clutch assembly. I've installed a new clutch locating circlip as well. When tightened down about 50 ft. lbs. I get a slight eccentric movement if pushing on one side or the other. Thinking the play was in...
  4. why is the norton atlas clutch such a bear?"

    I have worked with 3 Atlases and the clutches have all been very difficult to operate. I have tried all the usual cures but nothing really helps. Why? I finally used a Magura Hymec system on my own Atlas and it worked very well, however, I have a Triumph clutch so I can't say for sure that the...
  5. Mick91

    Clutch

    Hello all, I recently did a bit of work on my 1970 Norton 750 Commando; new tank, new cylinder head, new oil lines, clutch cable, and new clutch plates. I am running into an issue with the clutch. When I first installed everything, the clutch was far too tight, (two hands were required to...
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