2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 65Get this manual
5FUEL SYSTEM
COMPONENT LOCATION 5-2 SERVICE INFORMATION 5-3 TROUBLESHOOTING 5-4 AIR CLEANER HOUSING 5-5 CARBURETOR REMOVAL 5-6 CARBURETOR DiSASSEMBLy 5-8
CARBURETOR ASSEMBLY5-11 CARBURETOR INSTALLATION 5-14 AIR SCREW ADJUSTMENT 5-16 HIGH ALTITUDE ADJUSTMENT 5-17 SECONDARY AIR SUPPLY SYSTEM (U.S.Atype only) 5-19