| Need photo |
Model
Identification |
| Color |
Quick Silver |
| Frame serial # |
KD175A-003601 - 005906 |
| Engine serial # |
KD175AE003601 - 005906, found on LH side below air
intake duct. |
| Cylinder Mark |
174CC found on LH side |
| Engine |
| Engine Type |
2 stroke, single cylinder, rotary disc valve, air
cooled. |
| Displacement |
174cc |
| Bore X Stroke |
61.5 X 58.8 mm |
| Compression Ratio |
7.0:1 |
| Maximum HP |
16 at 7000 rpm |
| Maximum torque |
1.8 kg-m at 5000 rpm |
| Carburetor |
Mikuni VM26SS |
| Lubrication System |
Superlube (port injection) |
| Ignition System |
Magneto CDI (Flywheel) |
| Transmission |
Ignition Advance |
Electronic |
| Clutch Type |
Wet, multi-disc, Manual |
Crankshaft Rotation |
Counterclockwise from ignition (LH) side |
| Transmission |
5-speed,constant mesh, return shift |
Cylinder Material |
Aluminum alloy with ferrous sleeve |
| Shift Pattern |
1-N-2-3-4-5 bottom up |
Fuel |
Min 91 Research/87 average oct, unleaded OK |
| Gear ratios |
1st |
2.67 (32/12) |
Oil |
2-stroke oil for air cooled engines |
| |
2nd |
1.75 (28/16) |
Tuning
Specifications |
| |
3rd |
1.20 (24/20) |
Engine |
| |
4th |
0.95 (19/20) |
Cylinder Head Torque |
Nuts cross tighten 2.2 kg/m |
| |
5th |
0.77 (17/22) |
Compression Pressure |
8.5 kg/cm² STD 6.0 kg/cm² service limit |
| Primary Ratio |
3.13 (75/24) |
Spark Plug |
NGK B9HS 0.6 - 0.7 mm gap |
| Final Ratio |
3.43 (48/14) |
Ignition Timing |
22° BTDC (2.69mm) at 4000 rpm - Flywheel mark aligns
with crankcase mark at 12 o'clock position |
| Overall Ratio (top gear) |
8.28 |
Air Screw |
1¼ turns out |
| Chassis |
Idle Speed |
Lowest stable RPM (usually 1250 ± 50 RPM) |
| Wheelbase |
1370 mm |
Transmission Oil |
SE Class SAE 10W30 or 10W40 |
| Seat Height |
813 mm |
- Capacity |
0.7 liter |
| Ground Clearance |
235 mm |
- Level |
Motorcycle vertical, wait 5 min, between lines on
dipstick, screwed in ½ turn. |
| Dry Weight |
97 kg |
Chassis |
| Fuel Tank Capacity |
6.7 liters |
Fork Oil |
SAE 10W |
| Tire Size |
Front |
2.75-21 4PR Tube-Type |
- Capacity |
150 cc dry |
| Rear |
3.50-18 4PR Tube-Type |
- Level |
416 ± 4 mm (Top of cap bolt, fork extended, spring
installed) |
| Brake Type |
Front |
Mechanical Drum (Leading/Trailing) |
Tire Pressure |
Front |
1.25 kg/cm² cold |
| Rear |
Mechanical Drum (Leading/Trailing) |
Rear |
1.25 kg/cm² cold (normal 0 - 97.5 kg) |
| Brake Size |
Front |
120 X 28 mm |
Rear |
1.50 kg/cm² cold (heavy over 97.5 kg) |
| Rear |
130 X 28 mm |
Drive Chain Slack |
About 20 - 30 mm (on side stand, tightest point, STD) |
| Suspension Stroke |
Front |
150 mm |
|
| Rear |
90 mm |
