Has anyone built one?

[Redwasp]

Just wondering if anyone has built a bombardier 90 mx, TT or flat track bike... If so could ya post some pics... i have a 04 2-stroke single a-arm im wanting to build for my son to run TT and flat track. I am wondering if the bike is worth building? Any imput is helpfull..... Thx

[G-force NW]

i have built a few polaris 90 it has the same jog motor. We offer some nice products to make this faster and will be offering a go cart wheel convertion soon