Honda CRF250X, Owner'S Manual & Competition Handbook

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Carburetor Adjustments & Tuning Tips
(26) float level
(27) float level gauge
(28) carburetor intake
10.Remove the leak jet (29) from the float bowl
(18).
Clean the leak jet.
9. Measure the float level (26) with the float
level gauge (27) during float tab just
contacting the float valve and the carburetor
intake (28) facing up. The float level should
be 0.31 in (8.0 mm).
Adjust the float level by bending the float tab
carefully.
(18) float bowl (29) leak jet
(26)
(27)
(28)
(18)
(29)
Adjustments for Competition
131
(1) throttle cables
(2) hot start cable
(3) throttle sensor connector
(4) air vent hoses
(5) overflow hose
(2)
(1)
(3)
(4)
(5)
(4)
(5)
(4)
Carburetor Assembly
To assemble, reverse the disassembly procedures.
To install the carburetor, reverse the removal
procedures.
• After installing the carburetor, adjust the
throttle cable (1) free play and hot start cable
(2) free play.
• After installing the carburetor, check the
throttle sensor connector (3) for correct
routing as necessary.
• After installing the carburetor, check the air
vent hoses (4) and overflow hose (5) for
kinking or pinching and correct routing as
necessary.