SHERCO 250 SEF RACING, Owner'S Manual

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TECHNICAL SPECIFICATIONS
DIMENSIONS
Overall length
Overall width
Seat height
Wheelbase
Ground clearance 2260 mm
820 mm
950 mm
1480 mm
355 mm
MOTOR 250 SEF 300 SEF
Type
Embrayage
Transmission primaire
Boîte
Transmission secondaire
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
Manual
Multi disc clutch in oil bath, hydraulically operated
21 : 70
6 speed
Single cylinder 4 stroke liquid cooled
4 valves DOHC chain drive
Electric starter
31 mm
26 mm
0.15-0.2mm
0.2-0.25mm
NGK CR8EK
0.7 mm
SYNERJECT
12V, 220W
1 litre SAE 5w40
TRANSMISSION
250 SEF 300 SEF
249,3 cc
78mm X 52,2mm
13.35 : 1
303,7 cc
84mm X 54.8mm
12.72 : 1
13X49 13X48