|
Model |
YZ 80D |
|
|
Year |
1977 |
 |
|
Frame/Engine Prefix (XXX-000101) |
1T0 |
|
|
Engine Type |
2 stroke |
|
|
Bore (mm) |
49 |
|
|
Stroke (mm) |
42 |
|
|
Capacity (cc) |
79 |
|
|
Compression Ratio (to 1) |
7.3 |
|
|
Bhp @ rpm |
Model Notes |
|
|
Torque (kgm) @ rpm |
Pictures only show one year on multi-year bikes. Check VIN tables for colors for your specific year. |
|
|
Oil System |
Premix |
|
|
Engine Cooling |
Air |
|
|
Carburetor (mm) |
VM26SS |
|
|
Ignition System |
Magneto |
|
|
Ignition Timing (mm) |
||
|
Primary drive gearing |
3.58 |
|
|
Final Drive Gearing |
48/13 |
|
|
Box Gearing first |
3.25 |
|
|
Box Gearing second |
2.00 |
|
|
Box Gearing third |
1.43 |
|
|
Box Gearing fourth |
1.13 |
|
|
Box Gearing fifth |
.96 |
|
|
Box Gearing sixth |
- |
|
|
Fuel Cap. (liters) |
4.3 |
|
|
Engine Oil Cap. (liters) |
||
|
Gearbox Oil Cap. (Liters) |
||
|
Fork Oil Ca. (cc/leg) |
||
|
Front Tire (stock) |
2.50-14 |
|
|
Rear Tire (stock) |
3.60-14 |
|
|
Front Brake |
SLS DRUM |
|
|
Rear Brake |
SLS DRUM |
|
|
Rear Suspension |
Twin shock |
|
|
Front Susp. Travel (mm) |
132 |
|
|
Rear Susp. Travel (mm) |
85 |
|
|
Rake (degrees) |
27.5 |
|
|
Trail (mm) |
80 |
|
|
Width (mm) |
737 |
|
|
Ground Clearance (mm) |
201 |
|
|
Wheelbase (mm) |
1171 |
|
|
Dry Weight (kg) |
65 |
|
77 YZ80D Specifications
Written by yamadmin 
. Posted in 80cc
