81cc High Performance Cylinder Kit for 50cc GY6 139QMB Scooter Engines EVT America R-20 This COB style LED rear

This COB style LED rear safety light is designed in the shape of a heart for anyone that is feeling the love and desires a little extra flair on their ride

All five parts are made with a vivid banana-yellow finish

The cup holder is lightweight

This heavy-duty water-resistant cover was designed to perfectly fit the modern Vespa GT and GTS scooter models

81cc High Performance Cylinder Kit for 50cc GY6 139QMB Scooter Engines EVT America R-20 This COB style LED rear81cc high performance cylinder kit for 50cc GY6 139QMB scooter engines, by manufacturer NCY. This scooter upgrade kit is a high quality kit that is perfect for upgrading your old 50cc 139QMB engine to 81cc so you dont get left behind in todays fast paced world. Installing this upgrade kit will increase your engine bore size to 81cc, and includes an aluminum cylinder, 50 mm piston, piston rings, and gaskets. After installation, you will see an