1991+ Kawasaki 650 SC Factory Service Manual, Page 129Get this manual
STEERING 11-17
Installation Notes
The black coated portlon[A] of tile steering frame should belrea from foreign material such as dual or sand etcNever grease Ihe black coated surface
Whenever the steering frame bracket is removedapply non-permanent locking agent to the mounting bolts and tighten them securely Applya non-permanent locking agent to the steering frame mounting bolts