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Spec Sheet

The information below is specific to the Yamaha - YZ-F 250 P (4-Stroke) 02, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.

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Yamaha - YZ-F 250 P (4-Stroke) 02

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Bike Info

CC:

250

YZ-F 250 P (4-Stroke) Parts and accessories

Service

Chain Freeplay mm:

40 ~ 50 mm (1.6 ~ 2.0 in)

Cooling System (litres):

0.9 L

Engine Oil Classification API:

Engine Oil quantity with filter (litres):

1.6 L

Float Height:

8 mm

Fork oil grade:

Suspension oil

Front Fork Oil cc (left leg):

563 cc

Front Fork Oil cc (right leg):

563 cc

Idle Speed (rpm):

1,900 ~ 2,100 r/min

Spark Plugs Gap (mm):

0.7 ~ 0.8mm

Tyre Pressure Back Bar / psi:

100 kPa (15 psi)

Tyre Pressure Front Bar / psi:

100 kPa (15 psi)

Valve Clearance Cold - Exhaust:

0.17 - 0.22mm (0.0067 - 0.0087in)

Valve Clearance Cold - Inlet:

0.10 - 0.15mm (0.0039 - 0.0059in)

Brakes

Front:

Disc

Rear:

Disc

Brake fluid:

Dot #4

Front Disc Size:

250 mm x 3 mm

Front-Pistons-per-caliper:

27.0 mm x 2

Rear Disc Size:

245 mm x 4 mm

Rear-Pistons-per-caliper:

27.0 mm x 1

Dimensions

Dry Weight:

96.5 kg

Fuel Capacity:

8.0 L (2.11 US gal)

Ground Clearance:

382 mm

Height:

1303 mm

Length:

2165 mm

Rake:

27.1 °

Seat Height:

998 mm

Trail:

117.4 mm

Wet Weight:

104.5 kg

Wheelbase:

1475 mm

Width:

827 mm

Electrics

Voltage:

12v

Charging System:

magneto 5SF-00/YAMAHA charging coil1: 720 ~ 1,080 Ω at 20 °C (68 °F), charging coil2: 44 ~ 66 Ω at 20 °C (68 °F), pickup coil: 248 ~ 372 Ω at 20 °C (68 °F)

Ignition:

CDI magneto 4SR-00/YAMAHA minimum spark gap: 6 mm (0.24 in), primary coil: 0.20 ~ 0.30 Ω at 20 °C (68 °F), secondary coil: 9.5 ~ 14.3 kΩ at 20 °C (68 °F)

Spark Plugs:

NGK CR8E

Engine

Type:

Liquid Cooled 4 Stroke DOHC Straight Single

Air Filtration:

foam element

Bore x Stroke:

77.0 x 53.6 mm

Carburation:

KEIHIN FCR-MX37

Carburation Idle Jet:

#40

Carburation Main Jet:

#178

Compression Ratio:

12.5:1

Displacement:

249 cc

Fuel Minimum Octane Rating:

Lubrication System:

Dry sump

No. of Valves:

Starting:

Electric starter

Valve Train:

auto-tensioning timing chain 92RH2010-114M/114

Transmission

Chain Number of Links:

112

Chain type:

DID520DMA2/DAIDO

Clutch Type:

Wet, multiple-disc

Final Drive:

Chain

Gearchange Pattern:

1 N 2 3 4 5

Gear Ratio 1st:

30/14 (2.143)

Gear Ratio 2nd:

28/16 (1.750)

Gear Ratio 3rd:

29/20 (1.450)

Gear Ratio 4th:

27/22 (1.227)

Gear Ratio 5th:

25/24 (1.042)

Primary Drive:

Gear

Primary Drive Ratio:

57/17 (3.353)

Sprocket front:

Sprocket rear:

Transmission:

constant mesh, 5-speed

Misc.

Frame:

Semi double cradle

Motorcycle Style:

Motocross

Suspension

Front:

telescopic Fork 300 mm travel

Rear:

swing arm (linked typed monocross) 315 mm travel

Tyres

Front:

80/100-21 Tubed

Rear:

100/90-19 Tubed

Add information to the model

All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:

We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.
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