Upgrade your Massimo Buck 250 or 250X UTV with this premium fuel pump assembly, meticulously designed for 177cc EFI engines. This direct OEM replacement ensures a perfect fit, restoring your vehicle's fuel system to its optimal state. Constructed with high-quality materials, this fuel pump is built to endure the demands of off-road adventures, providing consistent fuel delivery for improved engine performance and efficiency. Its design facilitates easy installation, enabling you to replace your old or faulty pump quickly and get back to your activities without delay.