Performance up-grade for your XT, TT, or SR500, also XS650. Reduces side force & pitting on the valve tip and gives less noise from valve gear.
No modification of the rocker arm needed.
Upgrade for the standard adjuster 583-12159-00
Sold as a pair (set of 2) – 8.0 diameter, 1.0mm thread. Overall length 22.0 mm.
- Reduces side forces on the valve guides.
- Larger contact area reduces pitting on valve stem.
- Low maintenance & extends valve clearance checking intervals.
- Precision ball is precisely polished with ball cups machined to suit.
- Simple to fit no modification required to the rocker arms.
- Bi-lingual instructions (German & English).