Welcome to the owner's manual for the 2005 Sportsman 800 EFI, a versatile All-Terrain Vehicle (ATV) designed for both off-road recreational pursuits and practical utility tasks. This robust ATV is equipped with a powerful 775cc 4-stroke, twin-cylinder liquid-cooled engine featuring Electronic Fuel Injection (EFI) for optimal performance and efficiency. Its Automatic Variable Transmission (PVT) and All-Wheel Drive (AWD) system provide exceptional control and traction across varied terrain. Engineered for a single rider, the Sportsman 800 EFI combines a commitment to quality and reliability, making it a dependable choice for demanding adventures.

This manual serves as a comprehensive guide to understanding, operating, and maintaining your Sportsman 800 EFI. It covers essential information including operating procedures, safety guidelines, troubleshooting common issues, and detailed technical specifications. Regular maintenance is crucial for ensuring the longevity and optimal performance of your ATV, and this manual provides the necessary instructions and recommended service intervals, including the specified Synthetic 2W-50 oil. Whether you are a new owner or an experienced technician, this document is an invaluable resource for keeping your vehicle in peak condition.