2003 Arctic Cat ATVs from 250cc to 500cc Service Manual, Page 30Get this manual
7Install the oil filter drain plug and tighten securely8Install the engine drain plug and tighten to 2.2 kg-m (16 ft-Ib)Pour
wipe it with clean cloth12Install the oil level stick until the threads touch engme case NOTE: The oil level stick should
not be threaded into the case for checking the oil level 3Remove the two Phillips-head cap screws securing the strainer 13Remove
the oil level stick; the engine oil level should be above the illustrated "L" mark but not higher than the illustrated "F"
mark it.CAUTION Do not over-fill the engine with oilAlways make sure that the oil level is above the "L" mark but not higher
than the "F" mark NOTE: To service oil strainer, see Section 3 4Place the oil strainer into position beneath the crankcase
and secure with the Phillips-head cap screwsTighten securely ATV-0100 14Inspect the area around the drain plug and oil filter