2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 23Get this manual

2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 23

VALVEfTAPPET CLEARANCE (250) Intake 0.03-0.08 mm (0.001-0.003 in 0.08-0.13 mm (0.003-0.005 in Exhaust VALVEfTAPPET CLEARANCE
0444-092) for the 250300 or Valve Clearance Adjuster (pIn 0444-078) for the 400500 for this procedure 3Place the valve adjuster
onto the jam nut securing the tappet adjuster screw; then rotate the valve adjuster dial clockwise until the end is seated
in the tappet adjuster screw4While holding the valve adjuster dial in place, use the valve adjuster handle and loosen the
jam nut; then rotate the tappet adjuster screw clockwise until friction is felt5Align the valve adjuster handle with one
of the marks on the valve adjuster dial6While holding the valve adjuster handle in place, rotate the valve adjuster dial
counterclockwise until proper valvetappet clearance is attained4Install the timing inspection plug5Place the two tappet covers
into position making sure the proper cap screws are with the proper coverTighten the cap screws securely NOTE: Refer to the