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Diameter of straight
portion
Clip position
Rich
1 richer
0.5 richer
STD
0.5 leaner
Lean
1 leaner
6CHY6-81
6CHY6-82
6CHY6-83
6CHY6-82
6CHY5-82
Rich
ø2.810 mm (0.1106 in)
6CHY6-81-5th groove
6CHY5-81-5th groove
6CHY6-81-4th groove
6CHY5-81-4th groove
6CHY6-81-3rd groove
SETTING
EC719071
Jet needle adjustment
(For EUROPE)
On the carburetors used in the YZ125, the main
nozzle is a non disassembly type, so it can not
be
replaced.
Therefore,
requires the change of the jet needle.
1. The jet needle setting parts, having the same
taper angle, are available in different straight
portion diameters and in different taper start-
ing positions.
Standard jet needle
<Example>
6CHY6-82
Diameter of straight portion
Clip position
Taper angle
Changing from 6CHY6-82 to 6CHY5-82 has
the same effect as a lowering of 0.5 clip
position.
A Difference in straight portion dia.
B Difference in clip position
a Reference needle
b 0.5 leaner
ø2.820 mm (0.1110 in)
6CHY6-82-5th groove
6CHY5-82-5th groove
6CHY6-82-4th groove
6CHY5-82-4th groove
6CHY6-82-3rd groove
7-7
TUN
carburetor
setting
6CHY6-82
Lean
ø2.830 mm (0.1114 in)
6CHY6-83-5th groove
6CHY5-83-5th groove
6CHY6-83-4th groove
6CHY5-83-4th groove
6CHY6-83-3rd groove
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