1986-1987 Honda Fortrax TRX70 Service Manual, Page 39Get this manual
FUEL SYSTEM
CARBURETOR INSTALLATION
THROTIlE VALVE ASSEMBLY
Install the needle clip on the jet needle
STANDARD SETTING: 3rd 9rooYe
Install the jet needle into the throttle valve and secure it with
the needle clip retainer
(3) JET NEEDLE