Optional Parts List - Honda CRF250R 2005 Owner's Manual

These parts and tools may be ordered from your
authorized Honda dealer.
CARBURETOR Remarks
Main jet #162 – #182 (in increments of
(Standard: #172) 2 or 3)
172
Size
Slow jet #38 – #48
(Standard: #42) (in increments of 2 or 3)
Jet Needles
Standard needle: NCYQ
Straight diameter: Ø2.745 mm
Jetneedle number
Straight diameter (2.745 mm)
Jet needle number
(standard series)
78.700 mm
58.96 mm
NCYN
Ø2.725 mm
NCYP
Ø2.735 mm
(standard needle)
NCYQ
Ø2.745 mm
NCYR
Ø2.755 mm
NCYS
Ø2.765 mm
FRAME
Driven sprocket
Standard
Optional
Handlebar
lower holder
Standard
Optional
Front wheel
Standard
Optional
Jet needle number
(1/2 clip position
leaner than
standard series.
leaner only at 1/8
to 3/4 throttle)
78.250 mm
59.41 mm
NCVN
Ø2.725 mm
TOOLS
NCVP
Pin spanner A
Ø2.735 mm
Workstand
NCVQ
Ø2.745 mm
NCVR
Ø2.755 mm
NCVS
Ø2.765 mm
Remarks
< >: Drive chain links
51 Teeth, Aluminum.
<114>
50 Teeth, Aluminum
<114>
52 Teeth, Aluminum
<114>
3 mm offset
no offset
21 inch
Fork height: 0.3 in (7.0 mm)
(align the index groove with the
top of the upper clamp)
20 inch
• wheel assembly
(except brake disk)
• tire tube
• tire flap
• rim lock (bead stopper)
• front tire
(90/100-20, 90/100-20 M/C)
Fork height: 0 in (0 mm)
(align the top of the fork tube
with the top of the upper clamp)
Remarks
To adjust spring preload.
(two spanners required)
For maintenance

Optional Parts List

FRAME Remarks
Shock spring
296.8 lbf/in (5.30 kgf/mm)
Standard
or
Optional 285.6 lbf/in (5.10 kgf/mm)
Softer
Stiffer 308 lbf/in (5.50 kgf/mm)
319.2 lbf/in (5.70 kgf/mm)
Fork spring 25.20 lbf/in (0.45 kgf/mm)
Standard
1 scribe mark
(aftermarket parts)
Optional 24.08 lbf/in (0.43 kgf/mm)
Softer 3 scribe mark
Stiffer 26.32 lbf/in (0.47 kgf/mm)
1 scribe mark and
3 scribe mark 75
degrees apark
The standard fork spring and shock spring
mounted on the motorcycle when it leaves the
factory are not marked. Before replacing the
springs, be sure to mark them so they can be
distinguished from other optional springs.
Technical Information
No mark
(factory products)
Blue
Red
paint
(aftermarket parts)
White
Red
Pink
147