opinion?

I recently purchased this minibike to modify and use in the snow. Now I wouldn't feel right if I did any type of modifications to it. Mac and Harleys identified it as a Cheyenne Warrior model 400 that was made in L.A., maybe 1960's. I don't like to alter vintage bikes and this is a really cool...

Hey guys I have a semi-built 5hp Briggs with a pull choke carb. I milled the head .30 cut the eyebrows. The engine has a custom ground cam in it. First off it is very tricky to start sometimes and even if it's been running it (and hot) will only start with full choke. Once I get it running...