Optional Parts List - Honda CR250R Owner's Manual & Competition Handbook

These parts and tools may be ordered from your
Honda dealer.
CARBURETOR Remarks
Main jet #360—480 (in increments of
(Standard: #420) 10)
420
#32.5—#45
Slow jet
(in increments of 2.5)
(Standard: #40)
#50, #55
Jet Needles
Standard needle: 6DGY26-65
Straight diameter: ø2.650 mm
Jet needle number
Jet needle number Jet needle number
(standard series) (1/2 clip position richer
than standard series at
1/8 to 3/4 throttle)
6DGY26-62 6DGY27-62
ø 2.620 mm ø 2.620 mm
6DGY26-63 6DGY27-63
ø 2.630 mm ø 2.630 mm
6DGY26-64 6DGY27-64
ø 2.640 mm ø 2.640 mm
(standard needle)
6DGY26-65 6DGY27-65
ø 2.650 mm ø 2.650 mm
6DGY26-66 6DGY27-66
ø 2.660 mm ø 2.660 mm
6DGY26-67 6DGY27-67
ø 2.670 mm ø 2.670 mm
6DGY26-68 6DGY27-68
ø 2.680 mm ø 2.680 mm
FRAME Remarks
Driven sprocket < >: Drive chain links
Higher gearing 48 Teeth, Aluminum <114>
Standard 49 Teeth, Aluminum <114>
Lower gearing 50 Teeth, Aluminum <114>
Handlebar lower
holder
Standard no offset
Optional 3 mm offset
Front wheel
Standard 21 inch
Fork height: 0.3 in (7.0 mm)
(align the index groove with the
top of the upper clamp)
Optional 20 inch
• wheel assembly
(except brake disk)
• tire tube
• tire flap
• rim lock (bead stopper)
• front tire (90/100—20)
Fork height: 0 in (0 mm)
(align the top of the fork tube
with the top of the upper clamp)
TOOLS Remarks
Pin spanner A To adjust shock spring preload.
(two spanners required)
Workstand For maintenance
Air gauge For checking tire air pressure.

Optional Parts List

FRAME Remarks
Shock spring
Standard 291.2 lbf/in (5.2 kgf/mm)
No mark
(factory products)
or Black
paint
(aftermarket parts)
Optional 280.0 lbf/in (5.0 kgf/mm)
Softer
White
paint
Stiffer 302.4 lbf/in (5.4 kgf/mm)
Green
paint
313.6 lbf/in (5.6 kgf/mm)
Pink
paint
Fork spring 24.64 lbf/in (0.44 kgf/mm)
Standard No mark
(factory products)
or
3 scribe marks
(aftermarket parts)
Optional 23.52 lbf/in (0.42 kgf/mm)
Softer
1 scribe mark
Stiffer 25.76 lbf/in (0.46 kgf/mm)
2 scribe marks
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
131