1998-2004 Honda Foreman 450 factory service manual, Page 68Get this manual
MAINTENANCE Remove the element holder by turning it counterclockwiseRemove the element band and separate the element from the element coreDust Cover
DUST COVER
If the dust cover is dirty, clean it by compressed airNOTE: Do not shove the dust cover
ELEMENT CORE
BAND Wash the element in non-flammable or high flash point solventSqueeze out the solvent thoroughly, and allow the element to dry
ELEMENT
SQUEEZE OUT
Apply approximately 32-37 cc (1.1-1.3 oz) of Pro Honda Foam Filter Oil or an equivalent oil from the inside of the elementPlace the element into plastic bag and spread the oil evenly by hand