2005 Kawasaki KAF400 Mule 600 and Mule 610 4x4 Service Manual, Page 360Get this manual
16-30 ELECTRICAL SYSTEM Ignition System
Ignition Coil Installation
Install: Coil [A] Ignition
Ignition Coil Bolts While tightening the bolts, adjust the air gap [B] between the leg of ignition coil and the magnet to the specified gap value as shownIgnition Coil Air Gap Standard: 0.2 0.4 mm (0.0079 0.0157 in
the Tighten [1 ignition coil bolts following the tightening sequence 2]TorqueIgnition Coil Bolts: 5.9 Nm (0.60 kgfm, 52 inlb)
Above procedure must be used to insure proper coil air