Benelli - 254 4 Cylinder 78

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Bike Info

CC:
250
254 4 Cylinder Parts and accessories

Service

Engine Oil Grade SAE:
10w/50
Engine Oil quantity (litres):
2.5 litres
Idle Speed (rpm):
1,200-1,500rpm
Points Gap mm:
0.38 - 0.42mm
Spark Plugs Gap (mm):
0.6mm
Tyre Pressure Back Bar / psi:
28
Tyre Pressure Back - Pillion Bar / psi:
31
Tyre Pressure Front Bar / psi:
26
Tyre Pressure Front - Pillion Bar / psi:
26
Valve Clearance Cold - Exhaust:
0.12 - 0.15mm
Valve Clearance Cold - Inlet:
0.12 - 0.15mm

Brakes

Front:
Disc
Rear:
Drum
Brake fluid:
SAE-J1703B

Dimensions

Dry Weight:
117kg
Fuel Capacity:
8.2litres
Length:
1,940mm
Seat Height:
720 mm
Wheelbase:
1,270 mm
Width:
710mm

Electrics

Voltage:
12v
Battery:
12 volt 12AH
Bulb-Headlight:
45/50 watt
Charging System:
crankshaft mounted alternator with regulator
Ignition:
twin contact-breakers, battery and coil
Ignition Timing:
30\' 30-34\' fully advanced
Spark Plugs:
NGK B7HS

Engine

Type:
Air Cooled 4 Stroke SOHC Straight Four
Bore x Stroke:
44 x 38 mm
Carburation:
4 x 18mm Del Orto
Compression Ratio:
10.5:1
Displacement:
231 cc
Lubrication System:
wet sump
No. of Valves:
8
Starting:
electric
 

Transmission

Clutch Type:
wet multiplate
Final Drive:
Chain
Gear Ratio 1st:
22.2:1
Gear Ratio 2nd:
15.5:1
Gear Ratio 3rd:
12.2:1
Gear Ratio 4th:
10.1:1
Gear Ratio 5th:
8.68:1
Transmission:
5 Speed constant mesh

Misc.

Frame:
spine type
Place of Manufacture:
Pesaro, Italy

Power

Fuel Consumption:
average (45 mpg)
Max Power Output:
27.8 bhp @ 10000 rpm
Max Torque:
8,000 rpm (0-60 in 8.7 seconds)
Top Speed:
93 mph

Suspension

Front:
telescopic hydraulically damped
Rear:
swinging forks with adjustable haydraulically damped shock obsorbers

Tyres

Front:
2.75 x 18R
Rear:
3.00 x 18R