High Performance Racing ENGINE Kit. 6 tooth 25h sprocket with 3rd bearing support.Complete Performance 49cc Mini Moto Quadard Engine Upgrade FEATURES. 49cc single cylinder, air-cooled, 2-stroke. Performance flat slide carburetor , Heavy duty clutch, Alloy pull starter and HP carby kit. 49cc engine with anodized alloy head. The item "49cc 50cc 44mm Bore Motor 2-stroke Mini Dirt Bike ATV Engine Scooter Mini Bike" is in sale since Monday, July 20, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Complete Engines". The seller is "tdpro99" and is located in Dallas, Texas. This item can be shipped worldwide.