1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 53Get this manual
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FUEL SYSTEM
5,000 ft (1,500 m)
Main jet Pilot screw opening
3,000-8,000 ft (1,000-2,500 m) #132 14 screws in
Factory preset
The carburetor mus