|
Specifications |
Engine |
Service
Data |
| Type |
4-stroke,
single cyl, air cooled |
| Valvetrain |
2valves/cyl |
| Displacement |
74.4
cc |
| Bore
x Stroke |
44
x 48.9 mm |
| Comp
Ratio |
8.8
+- 1.5:1 |
| Carburettor |
VM
16 |
| Max
Power |
5.3bhp@7500rpm |
| Max
Torque |
5.4Nm@6500rpm |
| Power
to Weight |
58.88 |
| Ignition |
CDI
Electronic |
| Idle
Speed |
1500+/-200rpm |
| Air
Filteration |
Foam
type |
| Oil
Filteration |
Nylon
mesh |
| Lubrication |
Forced,
Wet sump |
| Oil
Pump type |
Lobe
type |
| Fuel |
Unleaded
Petrol |
| Starting |
Kick
start |
|
| First
Inspection |
500
km |
| Service
Interval |
2500
kms |
| Engine
Oil Grade |
20W40 |
| Engine
Oil Capacity |
0.9
litre |
| Oil
Filter Change |
10,000
km |
| Oil
Change interval |
5000
km |
| Spark
Plug |
PRZ9HC |
| Spark
Plug gap |
0.7-0.8
mm |
| Cyl
Compression |
8.8+-1.5:1 |
| Ignition
timing |
|
| At
coinciding mark |
15+-3º
BTDC@1300rpm |
| At
full advance |
19+-3º
BTDC@6000rpm |
| Valve
Clearances (cold) |
|
| Intake |
0.05-0.08
mm |
| Exhaust |
0.05-0.08
mm |
| Tyre
Pressure |
|
| Front
(Solo/Pillion) |
22
psi |
| Rear
(Solo/Pillion) |
28/32
psi |
|
| |
|
| General
Data |
Transmission |
| Kerb
Weight |
90
kg |
| Gross
Weight |
374
kg |
| Max
payload |
284
kg |
| Wheelbase |
1210
mm |
| Length |
1985
mm |
| Width |
720
mm |
| Height |
1055
mm |
| Ground
Clearance |
NA |
| Fuel
Tank Capacity |
5
litres |
| Reserve |
0.8
litres |
|
| Clutch |
Wet
multi-plate |
| Primary
Drive |
Gear
drive |
| Final
Drive |
Roller
Chain |
| Primary
reduction |
2.842:1 |
| Final
reduction |
3.385:1 |
| Gearbox |
5-Speed |
| |
| Gear |
Ratio |
kmph/1000rpm |
| 1st |
3.31 |
37.71 |
| 2nd |
1.76 |
20.12 |
| 3rd |
1.92 |
13.59 |
| 4th |
0.97 |
11.01 |
|
| |
|
| Electricals |
Chassis |
| Battery |
12V |
| Alternator |
Magneto
12V |
| Head
lamp |
12V
35/35W |
| Tail
lamp |
12V
5W |
| Stop
lamp |
12V
10W |
| Turn
signal lamp |
12V
10W |
| Fuse |
NA |
|
| Type |
Step
through |
| Suspension |
|
| Front |
Telescopic
fork, hydraulically damped |
| Rear |
5-stage
adjustable shocks |
| Brakes |
|
| Front |
110
mm drums |
| Rear |
110
mm drums |
| Wheels
and tyres |
|
| Rim
(F/R) |
1.5
x 17 " |
| Tyre
(F/R) |
2.25x17"
/ 2.75x17" |
| Make
(F/R) |
Dunlop |
|
| |
|
| Instrumentation |
Test
Conditions |
| Speedometer |
| Terrain |
All
tarmac |
| Temperature |
22
to 39º C |
| Distance |
710
km |
| Subjective
ratings consist of excellent, very good, good,
average and poor. NA means information not available |
|
| |
|
| Performance |
| Acceleration |
Braking |
| Time
To Speed |
Seconds |
Meters |
| 0-20kmph |
1.9 |
5.6 |
| 0-30kmph |
3.5 |
17.0 |
| 0-40kmph |
5.8 |
39.1 |
| 0-50kmph |
9.1 |
80.4 |
| 0-60kmph |
13.4 |
146.5 |
|
| Minimum
Stopping Distance |
| From
50kmph |
27.0m/3.4sec |
| Control |
Average |
| Brake
Feel |
Average |
| Overall
Brake Rating |
Average |
|
| Time
to Distance |
|
|
| Roll
- on |
| kmph |
3rd |
4th |
| 30-70 |
25.0s |
26.7s |
|
| |
| Fuel
Economy |
Top
Speed |
| IDC |
NA* |
| Overall |
68.5
kmpl |
| Best |
75
kmpl |
| Worst |
62
kmpl |
| Range |
342
km |
| *Manufacturer
claimed |
|
| Max
Speed |
76.7
Kmph* |
| Speedo
read |
85
kmph |
| *Achieved
in fourth gear using Datron Correvit EEP-3 laser
test gear. |
|
| |
|
Engine noisy and feels very rough when revved.