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64mm Rocker arms for qmb139

  • Sale
  • $10.00


If you have a new cylinder head that has 64mm valves and your old head had 69mm valves. Right now you don't have enough room to lock down the adjuster.You have two options to correct this issue.

Option 1:

Buy these to solve your issue

Option 2:

simply put the lock nut on the bottom side of the rocker.