new guy to the forum how do find out what # sprocket it is

[Fastkart]

Hey i guys I just wondring how do you find out the # sprocket.

 

[landuse]

Have a look at this article. It gives you some idea on how things work. You will have to measure the distance between 2 teeth, which will give you the pitch of the sprocket.

Azusa #35 and #40 sprocket diameters
http://www.azusaeng.com/Sprockets/AzSDno35.pdf
http://www.azusaeng.com/Sprockets/AzSDno40.pdf

Notes on sprockets and chains
http://www.gizmology.net/sprockets.htm