This website is for all
Yamaha XV riders. If the engine code starts with XV, you have found the
right place., Yamaha, Tech Info & Articles, choppers, customs,
chopper, trike, 82 xv750, xv, 920r, xv920, xv920rh, xv750h, xv750j,
xv920j, xv920rj, xv500k, xv750k, xv920k, xv750mk, xv920mk, '81 - '83,
Yamaha, Yamaha xv750, Yamaha xv920,
Yamaha Virago, Virago, Euro, Big Twin Street V-Twin, slash cut jardines,
chrome dual air cleaner mod, dual front brake mod, front end drop
Here is the ultimate conversion tool.
http://viragotech.com/Conversi.exe
Still working on this page but
still useful.
Equations
The following equations and rules apply only to 4-cycle
engines powered by pump gasoline.
The equations have been simplified for ease of understanding.
Answers will approximate, but generally close enough
for use as a guideline.
It is recommended that you round your
result to the nearest hundreth, ie. 4.118325 = 4.12
Gear Ratio= Rear Axle ratio multiplied by Transmission gear
ratio.
(Tranny list below) Ex: 3.08*1=3.08 (rear axle=3.08)
Tire Radius= Distance, in inches, from the center of the
tire to the ground.
This tire size calc has a visual display.
Side or end view.
http://www.miata.net/garage/tirecalcold.html
Could use some help gathering up all the info needed below.
Final Drive |
Engine code |
1st |
2nd |
3rd |
4th |
5th |
US |
|
XV125 |
|
|
|
|
|
|
XV250 |
|
|
|
|
|
|
XV400 |
|
|
|
|
|
|
US |
|
XV500 |
|
|
|
|
|
|
XV700 |
|
|
|
|
|
3.43 |
81-83
XV750 |
2.4 |
1.7 |
1.3 |
1.0 |
0.9 |
|
XV920 |
|
|
|
|
|
US |
|
XV1000 |
|
|
|
|
|
|
XV1100 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|