2008-2010 Kawasaki KFX450R Factory Service Manual, Page 40Get this manual
PERIODIC MAINTENANCE 2-21 Periodic Maintenance Procedures
its First, bring the piston to the top-dead-center of(the compression stroke to inspect the valve clearance position at the end of the compression stroke), when the cam lobe faces outside of the camshaftPlace wrench over the alternator rotor nut and turn it counterclockwise to align the TDC mark [A] with the center of the groove [B] of the inspection hole
gauge [A], measure clearance Using thicknesslob and valve lifter for thefour valves.between each cam all For the purpose of adjusting the valve clearances, record the measured valuesValve Clearance: between cam and valve lifter Standard: Exhaust Inlet 0.17 0.22 mm (0.0067 0.0087 in 0.10 0.15 mm (0.0039 0.0059 in