2007-2009 Kawasaki KFX50 service manual, Page 61Get this manual
3INSPECTIONADJUSTMENT "T" Mark Turn the cooling fan clockwise so that the "T" mark line on the flywheel aligns with the index mark on the crankcase to bring the round hole on the camshaft gear facing up to the top dead center on the compression stroke
Index Mark Inspect and adjust the valve clearanceValve Clearance: IN: 0.04mm (0.0016 in) EX: 0.04mm (0.0016 in) Thickness Gauge