Dong Fang DF 250 RTB Bobber Information

[ben2go]

I think you will need to shorten the chain but I could be wrong. Going from a 45 tooth to a 35 tooth.
http://www.harborfreight.com/heavy-d...ker-66488.html

IS that unit really good?Is it the one you use?I have a 520 O ring chain and I just bought a smaller output shaft sprocket.I may need to take out a link.