user manual

DATI TECNICI
MOTORE
Tipo.........................monocilindrico a 4 tempi
Raffreddamento............a liquido, con doppio
radiatore ed elettroventola
Alesaggio ............................................mm 98
Corsa ...............................................mm 76,4
Cilindrata .....................................cm
3
576,28
Rapporto di compressione .......................9:1
Avviamento........................................elettrico
DISTRIBUZIONE
Tipo.................monoalbero a camme in testa
comandato da catena; 4 valvole
Diagramma distribuzione con gioco
valvole di 0,3 mm (a motore freddo):
Aspirazione
apertura .........................43° prima del P.M.S.
chiusura...............................78° dopo il P.M.I.
Scarico
apertura .........................84° prima del P.M.I.
chiusura .............................34° dopo il P.M.S.
Gioco delle valvole (a motore freddo):
Aspirazione.......................................0,05 mm
Scarico .............................................0,05 mm
LUBRIFICAZIONE
Tipo ...........forzata con doppia pompa a lobi
Olio nel carter .............................................l 2
ACCENSIONE
Tipo...............Elettronica a scarica capacitiva
con anticipo variabile
Tipo candela....................“NGK” C7E oppure
“CHAMPION” G59C
(per impiego agonistico “NGK” C8E)
Distanza elettrodi candela...........0,6÷0,7 mm
TECHNICAL DATA
ENGINE
Type...........................4-stroke single cylinder
Cooling....................................
by liquid, with
twin-radiator and electric fan
Bore.....................................................3.85 in
Stroke .......................................................3 in
Capacity........................................35.2 cu. in.
Compression ratio.....................................9:1
Avviamento .........................................electric
VALVE GEAR
Type ......................single overhead camshaft,
chain driven; 4 valves
Valve timing with valve play of 0.012 in.
(with cold engine):
Inlet
opens ................................before T.D.C .43°
closes.................................... after B.D.C.78°
Exhaust
opens ...............................before B.D.C. 84°
closes ....................................after T.D.C .34°
Valves clearance (with cold engine):
Inlet ...................................................0,002 in.
Exhaust .............................................0,002 in.
LUBRICATION
Type.................
forced with lobe-twin-pump
Transmission oil ...1.75 lmp. Qt./2.11 U.S. Qt.
IGNITION
Type ..............................Electronic C.D.I. with
adjustable advance
Spark plugs type ....................
“NGK” C7E or
“CHAMPION” G59C
(the “NGK” C8E type is used for races)
Plug gap ............................0.0236÷0.0275 in.
DONNEES TECHNIQUES
MOTEUR
Type..............................un cylindre à 4 temps
Refroidissement ......
par liquide avec double
radiateur et électro-rotor
Alésage................................................mm 98
Course..............................................mm 76,4
Cylindrée ......................................cm
3
576,28
Rapport volumetrique................................9:1
Démarrage ......................................éléctrique
DISTRIBUTION
Type .............................arbre à cames en tête
commandé par chaîne; 4 soupapes
Diagramme de distribution avec jeu des
soupapes de 0,3 mm (à moteur froid):
Admission
ouverture .............................avant P.M.H. 43°
fermeture............................. après P.M.B. 78°
Echappement
ouverture .............................avant P.M.B. 84°
fermeture ............................après P.M.H. 34°
Jeu des soupapes (avec moteur froid):
Admission.........................................0,05 mm
Echappement ...................................0,05 mm
LUBRIFICATION
Type ........f
orcé avec double pompe à lobes
Huile carter ..................................................l 2
ALLUMAGE
Type........electronique à décharge capacitive,
avec avance variable
Bougie type ....
“NGK” C7E or “CHAMPION”
G59C(type “NGK” C8E pour compétition)
Distance électrodes bougie .........0,6÷0,7 mm
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IMP. 1 16-04-2003 10:35 Pagina 18