158cc High Performance Cylinder Kit for 125cc & 150cc GY6 Scooter Engines Heartway Maxx RT (P3DRT) Replacement rear fender in red

Replacement rear fender in red for the Baja Doodle Bug mini bike

Baja Motorsports: WD400U-478

All of our U1 batteries are backed by a one year warranty

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The knee walker is an amazing little mobility device

158cc High Performance Cylinder Kit for 125cc & 150cc GY6 Scooter Engines Heartway Maxx RT (P3DRT) Replacement rear fender in red158cc high performance cylinder kit for 125cc & 150cc GY6 scooter engines, by manufacturer NCY. A high quality kit that can be used to upgrade 125cc & 150cc GY6 scooter engines to 158cc that is ideal for modern city and highway riding. Easy bolt on installation. Upgrading your 150cc GY6 has never been more convenient with this easy to install upgrade kit. This scooter upgrade kit increases your engine bore size to 158cc with a 61 mm piston diameter.