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9-9
5. Block up the frame to raise all wheels off
the ground.
6. Tie a plastic bag over the exhaust pipe out-
let to prevent moisture from entering.
7. If storing in a humid or salt-air atmosphere,
coat all exposed metal surfaces with a light
film of oil. Do not apply oil to any rubber
parts or the seat cover.
NOTE:
Make any necessary repairs before storing the
machine.
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9-10
5. Placer un support adéquat sous le cadre
afin de surélever les roues.
6. Fixer un sac en plastique sur la sortie du
pot d’échappement afin de le protéger
contre l’humidité.
7. Si le véhicule est remisé dans un endroit
humide ou exposé à l’air marin, appliquer
une fine couche d’huile sur les surfaces
métalliques apparentes. Ne pas appliquer
d’huile sur les pièces en caoutchouc ni sur
la selle.
N.B.:
Effectuer toutes les réparations nécessaires avant
de remiser le véhicule.
5. Coloque calzos debajo del chasis para
mantener las ruedas separadas del suelo.
6. Ate una bolsa de plástico alrededor de la
salida del tubo de escape para evitar la
entrada de humedad.
7. Si se va a realizar el almacenamiento en
un ambiente húmedo o salino, recubra
todas las superficies metálicas expuestas
al aire con una fina película de aceite. No
aplique aceite a ninguna pieza de goma ni
a la funda del sillín.
NOTA:
Antes de guardar la máquina, efectúe las repa-
raciones necesarias.
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10-1
Model YFZ350
Dimensions:
Overall length 1,855 mm
Overall width 1,100 mm
Overall height 1,080 mm
Seat height 800 mm
Wheelbase 1,280 mm
Minimum ground clearance 135 mm
Minimum turning radius 3,600 mm
Basic weight:
With oil and full fuel tank 187 kg
Engine:
Engine type Liquid-cooled 2-stroke
Cylinder arrangement Forward-inclined parallel 2-cylinder
Displacement 347 cm
3
Bore × stroke 64 ×54 mm
Compression ratio 6.5 : 1
Starting system Kick starter
Lubrication system Premix
EBU00428
SPECIFICATIONS
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10-2
Model YFZ350
Engine oil (2-cycle):
Type Yamalube R, Castrol R30, A545, A747
Mixing ratio See page 5-15.
Transmission oil:
Type SAE10W-30
Rcommended transmission oil classification: API Service SE, SF, SG type or higher
Quantity
Periodic oil change 1.5 L
Total amount 1.7 L
Radiator:
(Including all routes) 1.5 L
Air filter: Wet type element
10
cC
In order to prevent clutch slippage (since the
engine oil also lubricates the clutch), do not
mix any chemical additives. Do not use oils
with a diesel specification of “CD” or oils of
a higher quality than specified. In addition,
do not use oils labeled “ENERGY CONSERV-
ING
II” or higher.
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10-3
Model YFZ350
Fuel:
Type Premium unleaded fuel, Premix
Tank capacity 12.0 L
Reserve amount 2.5 L
Carburetor:
Type/quantity VM26SS/2
Manufacturer MIKUNI
Spark plug:
Type/Manufacturer BR8ES/NGK
Spark plug gap 0.7–0.8 mm
Clutch type: Wet, multiple-disc
Transmission:
Primary reduction system Helical gear
Primary reduction ratio 66/23 (2.869)
Secondary reduction system Chain drive
Secondary reduction ratio 41/14 (2.929)
Transmission type Constant mesh 6-speed
Operation Left foot operation
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10-4
Model YFZ350
Gear ratio
1st 32/13 (2.461)
2nd 29/16 (1.812)
3rd 27/18 (1.500)
4th 25/20 (1.250)
5th 23/22 (1.045)
6th 21/24 (0.875)
Chassis:
Frame type Steel tube frame
Caster angle 9°
Trail 40 mm
Tire:
Type Tubeless
Size front AT21 ×7 - 10
rear AT20 ×10 - 9
Brake:
Front brake type Dual disc brake
operation Right hand operation
Rear brake type Single disc brake
operation Right foot operation
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10-5
Model YFZ350
Suspension:
Front suspension Double wishbone
Rear suspension Swingarm (link suspension)
Shock absorber:
Front shock absorber Coil spring/Oil damper
Rear shock absorber Coil spring/Gas-oil damper
Wheel travel:
Front wheel travel 230 mm
Rear wheel travel 220 mm
Electrical:
Ignition system C.D.I.
Generator system C.D.I. magneto
Headlight type: Krypton bulb
Bulb voltage, wattage ×quantity:
Headlight 12V, 30 W/30 W ×2
Tail/brake light 12V, 5 W/21 W ×1
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10-6
FBU00428
CARACTÉRISTIQUES TECHNIQUES
Modèle YFZ350
Dimensions:
Longueur hors-tout 1.855 mm
Largeur hors-tout 1.100 mm
Hauteur hors-tout 1.080 mm
Hauteur de la selle 800 mm
Empattement 1.280 mm
Garde au sol minimale 135 mm
Rayon de braquage minimal 3.600 mm
Poids en ordre de marche:
Avec pleins d’huile et de carburant 187 kg
Moteur:
Type de moteur 2 temps, refroidissement par liquide
Disposition des cylindres 2 cylindres parallèles inclinés vers l’avant
Cylindrée 347 cm
3
Alésage ×course 64 ×54 mm
Taux de compression 6,5 : 1
Système de démarrage Démarreur kick
Système de graissage: Prémélange
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