1984 Official Honda TRX200 Shop Manual, Page 49Get this manual
FUEL SYSTEM THROTTLE VALVE
I nstall secure Install Install valvethe jet needle into the throttle va lve and it with the needle clip retainerthe carburetor top onto the throttle cablethe throttle cable and spring into the throttle
TH RaTTLE CABLE
JET NEEDLE
NEEDLE CLIP
CARBURETOR TOP GROOVE
THROTTLE VALVE
Install the throttle valve into the carburetor body aligning the groove on the valve with the pin in the carburetor