1983-1985 Original Honda ATC 200X Shop Manual, Page 205Get this manual
TROUBLESHOOTING
POOR PERFORMANCE AT HIGH SPEEDS
Probable Cause: 1ignition timing and valve clearance
CORRECT 2
Improper valve clearanceFaulty CDI unitFaulty pulse generatorFaulty advancerfuel in tankfuel linefuel tank breather fuel valvefuel strainer
FUEL FLOWS FREELY
fuel tube at carburetor
FUEL LOW RESTRICTED
3clogged Jetand check for