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79-80 YZ80 F/G Specifications

Model

YZ 80 F/G

 

Year

1979-80

 1979yz80f

Frame/Engine Prefix   (XXX-000101)

2X6/3R1

Engine Type

2 stroke

Bore (mm)

49

Stroke (mm)

42

Capacity (cc)

79

Compression Ratio (to 1)

7.0

Bhp @ rpm

14.3 @ 11,000

Model Notes

Torque (kgm) @ rpm

0.94 @ 11,000

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

CDI

Ignition Timing (mm)

 

Primary drive gearing

3.14

Final Drive Gearing

51/14

Box Gearing first

2.40

Box Gearing second

1.83

Box Gearing third

1.48

Box Gearing fourth

1.22

Box Gearing fifth

1.04

Box Gearing sixth

0.93

Fuel Cap. (liters)

4.5

Engine Oil Cap. (liters)

 

Gearbox Oil Cap. (Liters)

0.75

Fork Oil Ca. (cc/leg)

 

Front Tire (stock)

2.50-16/(2.75-17)*

Rear Tire (stock)

3.60-14

Front Brake

SLS DRUM

Rear Brake

SLS DRUM

Rear Suspension

Monoshock

Front Susp. Travel (mm)

165/(180)*

Rear Susp. Travel (mm)

155/(170)*

Rake (degrees)

28

Trail (mm)

80

Width (mm)

730

Ground Clearance (mm)

200

Wheelbase (mm)

1180

 

Dry Weight (kg)

62

   
 
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