Husqvarna sm 400-450 r-2004 用户手册
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DATI TECNICI
MOTORE
Tipo..........................monocilindrico a 4 tempi
Raffreddamento ................................a liquido
Alesaggio (250) ...................................mm 76
Alesaggio (400) ................................mm 91,5
Alesaggio (450) ...................................mm 97
Corsa (250)..........................................mm 55
Corsa (400-450) .............................mm 60,76
Cilindrata (250) ...............................cm
Tipo..........................monocilindrico a 4 tempi
Raffreddamento ................................a liquido
Alesaggio (250) ...................................mm 76
Alesaggio (400) ................................mm 91,5
Alesaggio (450) ...................................mm 97
Corsa (250)..........................................mm 55
Corsa (400-450) .............................mm 60,76
Cilindrata (250) ...............................cm
3
249,5
Cilindrata (400) .............................cm
3
399,53
Cilindrata (450) ..................................cm
3
449
Rapporto di compressione (250) ..........12,5:1
Rapporto di compressione (400-450) ......12:1
Avviamento..............elettrico (con alzavalvole
automatico)
Rapporto di compressione (400-450) ......12:1
Avviamento..............elettrico (con alzavalvole
automatico)
DISTRIBUZIONE
Tipo ...........................doppio albero a camme
Tipo ...........................doppio albero a camme
in testa; 4 valvole
Gioco di funzionamento delle punterie (a
motore freddo)
Aspirazione .......................................0,15 mm
Scarico..............................................0,20 mm
motore freddo)
Aspirazione .......................................0,15 mm
Scarico..............................................0,20 mm
TECHNICAL DATA
ENGINE
Type...........................single cylinder, 4 stroke
Cooling ..................................................liquid
Bore (250)...........................................2.99 in.
Bore (400).............................................3.6 in.
Bore (450)...........................................3.81 in.
Stroke (250) ........................................2.17 in.
Stroke (400-450) .................................2.39 in.
Displacement (250).....................15.22 cu. in.
Displacement (400).....................24.37 cu. in.
Displacement (450).....................27.39 cu. in.
Compression ratio (250).......................12,5:1
Compression ratio (400-450) ..................12:1
Starting.... .................electric (with automatic
decompressor)
Type...........................single cylinder, 4 stroke
Cooling ..................................................liquid
Bore (250)...........................................2.99 in.
Bore (400).............................................3.6 in.
Bore (450)...........................................3.81 in.
Stroke (250) ........................................2.17 in.
Stroke (400-450) .................................2.39 in.
Displacement (250).....................15.22 cu. in.
Displacement (400).....................24.37 cu. in.
Displacement (450).....................27.39 cu. in.
Compression ratio (250).......................12,5:1
Compression ratio (400-450) ..................12:1
Starting.... .................electric (with automatic
decompressor)
TIMING SYSTEM
Type ........double overhead camshaft; 4 valve
Type ........double overhead camshaft; 4 valve
Tappet clearance with engine cold
Intake................................................0,006 in.
Exhaust ............................................0,008 in.
Intake................................................0,006 in.
Exhaust ............................................0,008 in.
DONNEES TECHNIQUES
MOTEUR
Type...............................un cylindre à 4 temps
Refroidissement..............................par liquide
Alésage (250) .......................................mm 76
Alésage (400) ....................................mm 91,5
Alésage (450) .......................................mm 97
Course (250) ........................................mm 55
Course (400-450) ............................mm 60,76
Cylindrée (250) ................................cm
Type...............................un cylindre à 4 temps
Refroidissement..............................par liquide
Alésage (250) .......................................mm 76
Alésage (400) ....................................mm 91,5
Alésage (450) .......................................mm 97
Course (250) ........................................mm 55
Course (400-450) ............................mm 60,76
Cylindrée (250) ................................cm
3
249,5
Cylindrée (400) ..............................cm
3
399,53
Cylindrée (450) ...................................cm
3
449
Rapport volumetrique (250) ..................12,5:1
Rapport volumetrique (400-450) ..............12:1
Démarrage............éléctrique et a dispositif de
décompression automatique)
Rapport volumetrique (400-450) ..............12:1
Démarrage............éléctrique et a dispositif de
décompression automatique)
DISTRIBUTION
Type ..............................double arbre à cames
Type ..............................double arbre à cames
en tête; 4 soupapes
Jeu de fonctionnement des soupapes à
moteur froid (a motore freddo)
Admission .........................................0,15 mm
Echappement ...................................0,20 mm
moteur froid (a motore freddo)
Admission .........................................0,15 mm
Echappement ...................................0,20 mm