The STIHL® MS 500i is a revolutionary professional chainsaw designed for forestry personnel and tree service professionals who demand maximum performance and rapid acceleration. As the world’s first chainsaw with electronically controlled fuel injection, the MS 500i delivers instant throttle response, an exceptional power‑to‑weight ratio, and consistent performance in demanding cutting environments.

Key Features

• 79.2cc gas-powered engine delivers outstanding cutting power and rapid acceleration
• 25in guide bar provides excellent reach for felling, bucking, and large‑diameter timber
• STIHL Injection™ electronically controlled fuel injection ensures optimal performance without a carburetor
• Exceptional power‑to‑weight ratio improves productivity and reduces operator fatigue
• STIHL® Anti‑Vibration System helps minimize fatigue during extended cutting sessions
• Pre‑separation air filtration system extends air filter life and reduces maintenance intervals
• Decompression valve reduces starting effort for easier pull starts
• Side‑access chain tensioner allows quick, convenient chain adjustments
• Toolless fuel and oil caps with retainers simplify refueling and routine maintenance

(Model number 1147‑200‑0031)

Why It’s a Smart Pick

The STIHL® MS 500i is a smart pick for professional loggers and arborists who need instant throttle response, lightweight handling, and uncompromising cutting power. With its fuel‑injected engine technology, rugged construction, and long‑bar capability, it sets a new benchmark for performance in professional forestry and large‑tree applications.