Yamaha YDS-3C SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
Yamaha YDS-3C

Year:
1966-67

Engine:
Two stroke, piston-port, parallel
twin, Crankshaft supported in four roller bearings; needle-roller small-end
and big-end bearings. Light-alloy cylinder head;

Capacity:
247 cc / 15.0 cu-in

Bore x Stroke:
56 x 50 mm

Compression Ratio:
7.5;1

Cooling System:
Air-cooled

Induction:
2x Mikunis VM24SC with air filter.
Direct-operating, coupled air slides.

Ignition  :
Generator 

Starting:
Kick

Electrical Equipment::
Mitsubishi 65-watt dc generator charging
six-volt battery through automatic voltage regulator. Coil ignition.
6in-diameter headlamp with pre-focus light unit; 35/35-watt main bulb.

Max Power :
24 hp @ 7500 rpm

Max Torque:
18.1 ft-lb 4.2 kgf-m @ 7500 rpm

Clutch:
Wet, multi-plate clutch mounted on left side of
crankshaft

Transmission :
5 Speed  Helical-gear primary drive.
Rear chain %25 x %25in with top guard. Engine rpm at 30 mph in top gear,
approximately 2,500. 

Final Drive:
Chain

Gear Ratio:
1st 2.545  2nd 1.533 3rd 1.167  4th
0.950  5th .0773

Front Suspension:
Telescopic forks with hydraulic damping.

Rear Suspension:
Dual shocks swinging arm, Pivoted rear fork
controlled by spring-and-hydraulic units with three-position adjustment for
load.

Front Brakes:
Drum

Rear Brakes:
Drum

Front Tyre:
3.00 -18

Rear Tyre:
3.25 -18

Dimensions :

Length 2006 mm / 79 in 
Width 
792.5 mm / 31.2 in 
Height 1066.8
mm / 42 in

Wheelbase:
1470.5 mm / 51.9 in

Wet Weight:
145 kg / 320 lbs

Fuel Capacity :
11.4 Litres / 3.0 gal