Suzuki - GN 250 F 85

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Bike Info

CC:
250
Bike Description:
Specifications for a 1992 GN 250 for the Portuguese market.
GN 250 F Parts and accessories

Service

Chain Freeplay mm:
25 - 35
Engine Oil Classification API:
sf
Engine Oil Grade SAE:
10w/40
Engine Oil quantity with filter (litres):
1.4
Float Height:
27.4
Fork oil grade:
10w
Front Fork Oil cc (left leg):
216.5
Front Fork Oil cc (right leg):
216.5
Idle Speed (rpm):
1300 - 1350
Spark Plugs Gap (mm):
0.6 - 0.7
Tyre Pressure Back Bar / psi:
29psi solo/33psi dual
Tyre Pressure Front Bar / psi:
25psi solo/dual riding
Valve Clearance Cold - Exhaust:
0.08 - 0.13 mm
Valve Clearance Cold - Inlet:
0.03 - 0.08 mm

Brakes

Front:
Disc
Rear:
Drum

Dimensions

Dry Weight:
129Kg
Fuel Capacity:
10.3L
Ground Clearance:
160mm
Height:
1120mm
Length:
2040mm
Reserve Fuel Capacity:
2L
Trail:
105mm
Wet Weight:
140 kg
Wheelbase:
1360mm
Width:
835mm

Electrics

Voltage:
12v
Battery:
YB10L-A2
Bulb-Headlight:
12V 45/40W
Charging System:
Three-fase A.C. generator
Ignition:
CDI
Ignition Timing:
10º B.T.D.C.below1700rpm/35º above 3000rpm
Main Fuse:
15A
Spark Plugs:
NGK D8EA/Nippondenso X24ES-U
 

Engine

Type:
Air Cooled 4 Stroke SOHC Single
Air Filtration:
Polyurethane foam element
Bore x Stroke:
72 x 61.2 mm
Carburation:
Mikuni BS34SS,single
Carburation Idle Jet:
42.5
Carburation Main Jet:
130
Compression Ratio:
8.9:1
Displacement:
249 cc
Fuel Minimum Octane Rating:
85 - 95
Lubrication System:
Wet sump
Pilot Screw Setting:
2
Red line RPM:
8500
Starting:
Electric

Transmission

Chain Number of Links:
100
Chain type:
Takasago RK520KSO / D.I.D. 520VC 5
Clutch Type:
Wet multi-plate
Gearchange Pattern:
1 N 2 3 4 5)
Gear Ratio 1st:
2.636 (29/11)
Gear Ratio 2nd:
1.687 (27/16)
Gear Ratio 3rd:
1.263 (24/19)
Gear Ratio 4th:
1.000 (20/20)
Gear Ratio 5th:
0.818 (18/22)
Primary Drive Ratio:
3.238 (68/21)
Sprocket front:
15
Sprocket rear:
41

Misc.

Motorcycle Style:
CRUISER

Power

Max Power Output:
16kw(22hp)

Tyres

Front:
300-18 Tubed
Rear:
120/90-16 Tubeless