swing-arm

I have taken a picture of the underside of my minibike. The sprockets on the jackshaft are both 15 teeth. The distance between the tipss of the teeth and the shaft of the swing-arm is only about 1/4". Is this normal? Or should the sprocket on the engine driveshaft side have fewer teeth so that...

Hello all, I'm in the market for the rear swing-arm off of a Taco T100. My frame is a '69 in case that makes a difference. Thanks in advance! :scooter:

Here is a bike that an old friend of mine has... It was bought new by a childhood friend of his at the Hegar4 kart shop in Portland Oregon in the early -mid 60's(I will try to find out exactly what year,I forgot to ask). The kid's family was wealthy, so he could just go down to Hegar4 and tell...