1995-2003 Honda Foreman TRX400FW TRX400 TRX 400 400FW Service Manual, Page 336Get this manual
IGNITION SYSTEM
IGNITION TIMING
R.d lhe manu l:!urIn5lruc:rions for iming ligl'll OfMion
Warm up rl'le .ngl SlOP 11'1, engine end r.movl Ih timing 1'101, c.p
Conn:! tM llmlng thfl'!H'rk plug wi, SII" the Inglne Ind III II Idll
IOU SPEED: UOO .t 100 rpm