Honda CRF250X User Manual

Servicing Your Honda 73
Valve Clearance
(5) rubber seal
(6) “UP” marks
4. Install the cylinder head cover (4) and tighten
the cylinder head cover bolts (7) to the
specified torque:
10 N·m (1.0 kgf·m, 7 lbf·ft)
Cylinder Head Cover Installation
1. Check the spark plug hole packing (1) is in
good condition, replace it if necessary.
Apply engine oil to the spark plug hole packing
and install it to the spark plug hole (2).
(1) spark plug hole packing
(2) spark plug hole
2. Inspect the cylinder head cover packing (3)
for damage or deterioration, replace it if
necessary.
Install the cylinder head cover packing into
the groove of the cylinder head cover (4).
(4) cylinder head cover
(7) cylinder head cover bolts
(8) direct ignition coil
(9) breather tube
7. Install the fuel tank and the seat (pages 36, 38).
(2)
(1)
(4)
(3)
(7)
(4)
(9)
(8)
3. Check the rubber seals (5) are in good
condition, replace them if necessary.
Install the rubber seals onto the cylinder head
cover with the “UP” marks (6) facing up.
(5)
(6)
(6)
5. Remove the spark plug (page 61).
6. Connect the direct ignition coil (8) and
breather tube (9).
(3) cylinder head cover packing
(4) cylinder head cover
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Honda CRF250X Specifications

General

Engine Type	249cc liquid-cooled single-cylinder four-stroke
Bore and Stroke	78.0mm x 52.2mm
Compression Ratio	12.9:1
Induction	Keihin 37mm flat-slide carburetor
Ignition	CDI
Transmission	Wide-ratio five-speed
Front Suspension	47mm inverted Showa cartridge fork with 16-position rebound and 16-position compression damping adjustability; 12.4 inches travel
Front Brake	Single 240mm disc with twin-piston caliper
Rear Brake	Single 240mm disc
Front Tire	80/100-21
Rear Tire	100/100-18
Trail	113mm (4.4 inches)
Wheelbase	58.3 inches
Seat Height	37.7 inches
Fuel Capacity	1.9 gallons
Final Drive	520 chain; 13T/51T
Rake	27.5 degrees
Rear Suspension	Pro-Link Showa single shock with spring preload, 17-position rebound damping adjustability, and 13-position compression damping adjustability; 12.4 inches travel
Curb Weight	254 lbs (Includes all standard equipment, required fluids and a full tank of fuel—ready to ride)