Cobra CX50P3, Manual, Page: 76 / 78

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i) Spark plug fouled
ii) Wrong spark plug installed (8339 Champion to be used on ’04 or later & no
mods)
iii) Spark plug cap off
iv) Engine Shut-off ‘kill’ switch is shorted
v) Bad electrical ground
vi) Stator winding damaged
d) Exhaust is plugged
6) Overheating
a) Bad stator
b) Water pump pulleys or belt broken
c) Water pump impeller broken or bolt out
d) Jetting too lean
e) Too much throttle blipping
f) Too high gearing
g) Kinked radiator hose
h) Rear brake dragging
i) Chain too tight
j) Air leak
7) Engine won’t idle
a) Idle knob needs adjusted
b) Air leak
c)
Carburetor jets are dirty