SHERCO 250 SEF RACING Manual Del Usuario página 82

TECHNICAL SPECIFICATIONS
DIMENSIONS
Overall length
Overall width
Seat height
Wheelbase
Ground clearance
MOTOR
Type
Displacement
Bore / Stroke
Compression ratio
Distribution
Starting System
Intake valve diameter
Exhaust valve diameter
Intake valve cold clearance
Exhaust valve cold clearance
Spark plug
Spark plug gap
Electronic injection
Alternator
Engine oil
TRANSMISSION
Type
Embrayage
Transmission primaire
Boîte
Transmission secondaire
82
2260 mm
820 mm
950 mm
1480 mm
355 mm
250 SEF
Single cylinder 4 stroke liquid cooled
249,3 cc
78mm X 52,2mm
13.35 : 1
4 valves DOHC chain drive
Electric starter
0.15-0.2mm
0.2-0.25mm
NGK CR8EK / DENSO U24ETR
1 litre SAE 5w40
250 SEF
Multi disc clutch in oil bath, hydraulically operated
13X49
300 SEF
303,7 cc
84mm X 54.8mm
12.72 : 1
31 mm
26 mm
0.7 mm
SYNERJECT
12V, 220W
300 SEF
Manual
21 : 70
6 speed
13X48