Harley-davidson Fx R 1987

Modify the parameters in the form on the right, then press one of the red buttons below to show the desired graph.
The red line will show the altered curve.

Power torque diagram

The power torque diagram shows the power and torque throughout the rev range

The performance can be modified in the form, under the 'Performance' label. After the update click this button again to regenerate the curve.

More help...

Acceleration diagram

The acceleration diagram shows the acceleration of the motorcycle in all the gears.

On the Y-axis the acceleration is given (in m/s^2), And on the X-axis the speed is given in km/h.

Change any of the parameters in the form on the right, then press this button to refresh the diagram.

More help...

Lead diagram

The lead diagram shows the advantage or disadvantage of the current setup.

It shows a straight line, until some parameters have been altered.

The horizontal line represents time in seconds, the vertical line shows the lead or lag in meters compared to the original setup

More help...

Quarter mile diagram

The quarter mile diagram simulates a sprint of a quarter mile.

On the vertical axle, the meters are represented, and on the horizontal axle the seconds past.

More help...

Powered by EngineGraph
Weight
Driver: kg
Driver: lb
Motorcycle: kg
Motorcycle: lb
Performance
Power(hp@rpm):
Torque: nm@rpm
Torque: lbft@rpm
Primary transmission
Crank sprocket:
Clutch sprocket:
Secundary transmission
Front sprocket:
Rear sprocket:
Transmission
First gear ratio:3.24
Second gear ratio:2.2099
Third gear ratio:1.6
Fourth gear ratio:1.2308
Fifth gear ratio:1
Rear tyre:
/ R
Aerodynamic data
Cx-value:
Frontal area: m2
Frontal area: ft2

Go

The 'Go' button refreshes the current diagram

Set

The 'Set' button makes your modified graph the one to be compared against

Ref
Uid:8284
Chassis
Usage:chopper
Year:1987
Weight (kg):276
Fuel tank capacity(l):15
Front brake:Single disc
Rear brake:Single disc
Rear tyre:140 / 85 R 16
Performance
Power(hp@rpm):57.2@5000
Torque(nm@rpm):107@3300
Engine
Compression:8.5
Num. cil:2
Layout:V
Volume:1337
Principle:4-stroke
Intake system:OHV
Valves:2
Cooling:Air
Gearbox
Gears:5
First gear ratio:3.24
Second gear ratio:2.2099
Third gear ratio:1.6
Fourth gear ratio:1.2308
Fifth gear ratio:1
Primary transmission
Crank sprocket:24
Clutch sprocket:37
Secundary transmission
Front sprocket:22
Rear sprocket:51
Final reduction:2.3182
Drive type:Belt
Aerodynamic data
Cx-value:0.6
Frontal area (m2):0.55