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Technical specification - Motor
Type
Liquid cooled single cylinder 4 strokes engine
Displacement
248.6 CC
303.7 CC
Bore/Stroke
76/54.8mm
84/54.8mm
Compression ratio
13.2 :1
12.85:1
Fuel
Without lead 95 or 98
Valve timing
4 valves, DOHC driven by tooth type chain
Admission valve diameter
29mm
30mm
Exhaust admission valve
25mm
Thickness admission valve
0.15-0.2mm
Thickness exhaust valve
0.2-0.25mm
Crankshat bearing
2 roller bearing
Piston
Aluminium forge
Lubrification
Lubrication under pressure with 2 trochoidal pumps
Motor oil
1 L SAE 10W40
Primary reduction ratio
21 :70
Gear box :
1ère
2ème
3ème
4ème
5 ème
6 ème
6 speed
14 : 33
17 : 30
19 : 28
21 : 26
23 : 24
25 : 22
Final transmission
13 X49
13 X 48
Clutch
Multi-disk in oil bath. Hydraulic command
Ignition system / Batterie
Electric start/12V 4Ah
Electronic injection
Magneti Marelli
Synerject
Содержание 2014 250 SEF-R
Страница 1: ...Workshop manual Workshop manual 2014 250 SEF R 300 SEF R Workshop manual...
Страница 41: ...41 75 Disconnect each connector Inspect Clean with carbu cleaner or universal product cleaner Blow...
Страница 69: ...69 75 300 SEF R 2014 Synerject EFI system cable diagram...
Страница 70: ...70 75 250 SEF 2014 light system cable diagram...
Страница 71: ...71 75 300 SEF 2014 light system cable diagram...
Страница 72: ...72 75 250 SEF R 2014 Racing light system cable diagram...
Страница 73: ...73 75 300 SEF R 2014 Racing light system cable diagram...
Страница 74: ...74 75 Flasher installation cable diagram...
Страница 75: ...75 75 Fan cable diagram...