1988-1994 Honda TRX300 Fourtrax, 1988, 1990-1994 TRX300FW Fourtrax Service Manual, Page 56Get this manual
FUEL SYSTEM INSTALLATION Install the air cleaner housing in the reverse order of removal
(2) ELEMENT (3) ELEMENT CORE
(5) INTAKE DUCT
(4) AIR CLEANER HOUSING
Set the distance" AU between the intake duct and welded bracket end
DISTANCE A: 1-3 mm (0.04-0.12 in)