With this set of 2x 4-Stroke 49cc Piston Rings, you will get your 4-cycle motorized bicycle up and running in no time. Made of various metals and ready for the track and the street, this set of piston rings will sit perfectly in the piston of your favorite 49cc 4-stroke engine and help give your cylinder properly lubricated and running smoothly for miles to come.
Compatible with a variety of engines, these work best with motors like the BBR Tuning 5G 49cc, Flying Horse 5G, and Huasheng 142F 49cc 4-stroke bicycle engines. Make sure you have a pair of these 4-stroke piston rings handy the next time you're repairing or upgrading your engine.
This set of piston rings fits the 49cc 4-stroke pistons for our Flying Horse 5G 49cc 4-Stroke bicycle engine kit and most HuaSheng 142F engine kits.