Reliant Kitten Bike Engine
My mate's first drives of his amazing kill yourself fibreglass rollerskate. Its running a 1000cc from a ZX-10.
Zoombicycles - Motorized Bicycle Engine Kits
This is a short video of my motorized bike. Engine from Zoombicycles.com
80cc Bicycle Engine Kit w/ baffle removed from muffler
Installed the PK-80 engine on 21 speed mountain bike. Pulled baffle out of the muffler and have a lot more power. Did 40 mph on the flat but is ...