Specifications And Performance - Yamaha JT1 Series Service Manual

GENERAL-Specifications and Performance
1-3 Specifications
&
Performance JT2
Model
YAMAHA 60 JT2
<JTI>
Dimensions .
Overall length 62.4
in (
1580 mm) <62.0>
Overall width 27 6
,n (
700 mm )
Overall height
366
,n (
930 mm)
Wheelbase
41.5
,n
(1055 mm)
Mm ground clearance 63
,n
(160 mm)
Weight, Grr:iss
60 kg
1321bs
Performance ·
Fuel consumption
176m1le/9al (19 mph)
(on paved level roads)
Climbing ability 22 degrees
Min. turning radius
59.1
in.
(1,500 mm)
Braking distance
24 6 ft/22 mph (7 5 m/35 km/h)
Engine
Model JT1
Type
2 stroke, gasoline
Lubricating system
Separate lubricahon (YAMAHA Autolube)
Cylinder
Single. forward inclined.
Displacement 3,54 cu
,n
(58 cc)
Bore x Stroke 1 654 in x 1 654 in_ (42 mm x 42 mm)
Compression ratio
6.4 1
Max power 4.5 hp/7.500 rp.m
Max torque 3 62ft-lb/5.500 r p.m (0 5 k9-m/5.500 rpm)
Starting system Kick starter
Ignition system Magneto 1gmt1on
Ignition timing 18 mm BTD.C
Carburetor
Type
M J
(See 3-19-C)
Corb. Specs.
J N
Air cleaner Wet . foam rubber
Transmission
Clutch
Wet . multiple-disk
Primary reduction system
I
Gear
Primary reduction ratio 3.895 (74/19)
-3-