Piston and rings $45 on ebay , gaskets set $ 23.00 I would look at rebuilding it 1st . Cheap parts and you will learn alot rebuilding the ducar. Where abouts are you located?
PIT DIRT BIKE ENGINE GASKET KIT LIFAN DUCAR 125CC 140CC - eBay, Bike Parts, Motorcycle Parts, Accessories, Cars, Bikes...