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Dati Tecnici; Technical Data; Donnees Techniques - Husqvarna 2009 WR 300 Owner's Manual

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DATI TECNICI

MOTORE
Tipo ..........................monocilindrico a 2 tempi
Raffreddamento.................................a liquido
Alesaggio (WR 250) .........................mm 66,4
Alesaggio (WR 300) ............................mm 72
Corsa ...................................................mm 72
Cilindrata (WR 250) .......................cm3 249,3
Cilindrata (WR 300) .......................cm3 293,1
Rapporto di compressione WR 250
(a luci chiuse) .........................................8,4:1
Rapporto di compressione WR 300
(a luci chiuse) .........................................6,9:1
Avviamento ..................................... a pedale
DISTRIBUZIONE
Tipo............valvola lamellare in aspirazione e
valvola H.T.S. a comando meccanico
24

TECHNICAL DATA

ENGINE
Type...........................2-stroke single cylinder
Cooling..............................................by liquid
Bore (WR 250)....................................2.61 in.
Bore (WR 300)....................................2.83 in.
Stroke ................................................ 2.83 in.
Capacity (WR 250).......................15.21 cu.in.
Capacity (WR 300).......................17.87 cu.in.
Compression ratio WR 250
(with closed ports) ..................................8,4:1
Compression ratio WR 300
(with closed ports) ..................................6,9:1
Starting ........................................kick starter
VALVE GEAR
Type ........................lamellar valve on suction
H.T.S. valve with mechanical control
sullo scarico

DONNEES TECHNIQUES

MOTEUR
Type..............................un cylindre à 2 temps
Refroidissement .............................par liquide
Alésage (WR 250) ............................mm 66,4
Alésage (WR 300) ...............................mm 72
Course ................................................ mm 72
Cylindrée (WR 250) .......................cm3 249,3
Cylindrée (WR 300) .......................cm3 293,1
Rapport volumetrique WR 250
(avec orifices fermés) .............................8,4:1
Rapport volumetrique WR 300
(avec orifices fermés) .............................6,9:1
Démarrage ........................................a pédale
DISTRIBUTION
Type ............soupape lamellaire en aspiration
soupape H.T.S. à commande mécanique
on the exhaust
sur l'échappement

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This manual is also suitable for:

2009 wr 250