2005-2011 Honda FourTrax Foreman TRX500 FE/FPE/FM/FPM/TM Service Manual, Page 87Get this manual

MAINTENANCE Apply approximately 20 (0.7 azl of Pro Honda Foam Filter Oil or equivalent oil from the inside of the element,
PRO HONDA FOAM FILTER OIL

Place the element into plastic bag and spread the
oil evenly by hand
PLASTIC BAG

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives