2008 Arctic Cat 366 ATV Service Manual, Page 13Get this manual

2008 Arctic Cat 366 ATV Service Manual, Page 13

3Using feeler gauge, check each valvetappet clearanceIf clearance is not within specifications, loosen the jam nut and rotate
inspection plug 2Replace any drain that is cracked or shows any signs of hardening or deterioration3Wipe any accumulation
of oil or gas from the filter housing and drain ValveTappet Clearance (Feeler Gauge Procedure) To check and adjust valvetappet
clearance, use the following procedureNOTE: The seat, left-side and right-side engine covers, and gas tank must be removed
for this procedure ValveTappet Clearance (Valve Adjuster Procedure) To check and adjust valvetappet clearance, use the following
procedureNOTE: The seat, left-side and right-side engine covers, and gas tank must be removed for this procedure 1Remove
the timing inspection plug and spark plug; then remove the tappet covers (for more detailed information, see SectionServicing
Top-Side Components)2Rotate the crankshaft to the TDC position on the compression strokeNOTE: At this point, the rocker arms