1. GENERAL INFORMATION
1-31
POOR PERFORMANCE (AT HIGH SPEED)
Faulty CDI unit
Faulty pulser coil
Improperly adjusted valve
clearance
Worn valve seat
Empty fuel tank
Clogged fuel tube or filter
Clogged Fuel tank cap breather
hole
Clean and unclog
Cam timing gear aligning marks
not aligned
Faulty spring
Inspection/Adjustment Symptom Probable Cause
Check ignition timing
Check carburetor jets
for clogging
Check fuel pump fo