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Say the tire is 21x12x8 .... or ... 21x9x8 what WIDTH wheel is required to maintain the tire diameter? 21" in both examples. I ask because my tire currently is 21x12x8 with a 9" WIDE wheel and both front and rear tires are 22-3/4" tall. Too tall for the bike. Tires were measures with 1/2...

Looking to start building my mini bike but came to a coin flip as the headline indicates. Already got F450 diesel but sucks 16 mpg but any how a Metro is for sale for $800 that gets about 50 mpg. Which would you choose and why? By the way I live out in the sticks with miles of forest roads.:scooter:

If you had to choose between the old BLUE Harbor Freight 196cc Clones and the new Black Predator 212cc which would you choose?

On the left is the little known 5hp GX140 coil. On the right is a GX200 coil. 140 coil looks bigger and better. Any opinions?

:confused: I posted this in another thread, but think it needs more exposure; So, to the Tom's (Injun & Props) or anyone else with an opinion; I have started looking around for minis for sale, but i'm wondering if i should worry about the brand or the price. Should i start (i've already...

Witch cam and rod should I choose for a 6.5 I/C? I am getting a pipe from Kart Pipes. He is going to custom make me one to try to keep bottom end and clear my frame on my CAT 250X. Also going to put a stock Animal carb and K/N on it. Has any one used Comp Cams?

Guys I have read through various threads about the benefits of jackshafts and what not. With that being said how do I choose wich one is the best for my bike(links would be cool) It will be going on the TrailHorse that I just got. I also have the 6.5 clone with a 12t up front -54t sprocket on...

I have a modified 6.5 clone with all of the usual AGK parts and now it's time to select a clutch, I would like to hear opinions, experiences, etc, regarding different clutches. I kinda lean towards the Max-Torque Draggin Skin right now because of simplicity and lower price, but the Horstman...