attempt

I have decided to jump into the world of porting. I have started with removing the sharper corners and around the valve guides How much more can I take out before I lose too much bottom end? Please be gentle it's my first attempt. I still have to finish them off I just want to know if I...

hope all is well with everyone on this site... after going through tons of amazing threads, i almost did not want to post anything! so much talent every where you look... anyhow, I am attempting to make a custom tank for my father/daughter mini bike build project. im not that experienced...

This is the way I got it off of craigs list. Didnt know what it was except that it was old. Found this forum to find out what it was and now Im hooked. This is my first bulid be kind.

so i know a guy that has a small dirt bike 80cc (4 stroke) small wheel. where the block is toast and is about the same price as a whole new bike. but the gear box is still good. has anyone ever tryed to spilt thes and mount them to a cloan thinking the work factor would out weigh the cool factor...

Here goes my first attempt at a mini bike build. I picked a ragged out frame in need of Lots of TLC. Knee Replacement surgery slowed me down but Yellow Hand urged me to get busy, so I did. Here are a few pics of what I've done so far. The aluminum rear wheel had a big hole in the rim so I...