Rolling Wrench shows you the difference between a stock 50cc honda ruckus scooter. And a 180cc big bore gy6. We installed a $180cc big bore kit, performance head, and performance cam a few months ago. This thing fly's Charlie Parks the owner may have us build him a 213cc motor. If so I will definitely be posting videos. Subscribe to our channel. check out our web site. www.rollingwrenchdenver.com