98.5 cc Stihl Frankenstein bike engine SELLING

I learned how to make a really powerful motorized bike engine a while ago and liked it so much I decided to make some more, be safe. Get a good frame, good brakes, and wear a helmet gosh darnit! Buy an engine here: https://www.runningdunning.com/s/shop my email: getitrunninggdunning@gmail.com