1 High Performance: Fits precisely with for 139QMB four stroke engine, providing comprehensive protective function and functionality for your engine's variator mechanism. 2 Aesthetic Black Surface: Boasts a reliable black finish to enhance the aesthetics of your scooter or go kart's engine, ensuring lasting performance and reliability. 3 Wide Compatibility: Compatible with for GY6 QMB139 49cc 50cc 80cc Moped Scooter motors, this crankcase cover seamlessly integrates with your vehicle's engine system. 4 Easy Installation: The crankcase cover has a user friendly design and is easy to install. It allows for hassle free replacement in your vehicle, simplifying your maintenance routine. 5 Protective Design: This cover serves as a protective barrier for your engine, ensuring it is safe from dust and grit, which can dramatically increase the lifespan and reliability of your engine system.

What's in the box
1 x Crankcase Cover