STIHL MS500i Petrol Chainsaw

Product Details & Features

• Professional chainsaw
• Guide bar length 20"/50cm or 25"/63cm
• Chain pitch 3/8"P
• Up to 2-year warranty

The STIHL MS 500i Petrol Chainsaw is an ultra high-performance professional forestry chainsaw engineered for demanding felling, harvesting and large timber processing applications. Combining revolutionary fuel injection technology with exceptional power-to-weight performance, this advanced professional chainsaw delivers outstanding cutting power, lightning-fast acceleration and superb manoeuvrability for forestry professionals, arborists and contractors. 

As the world’s first chainsaw with electronically controlled fuel injection, the MS 500i sets a new standard in professional chainsaw performance by providing instant throttle response, optimised fuel delivery and consistently high cutting efficiency in all operating conditions. 

Key Features:

World’s First Fuel-Injected Chainsaw – Advanced electronically controlled fuel injection system automatically adjusts fuel delivery and ignition timing for optimum engine performance in all conditions. 

Exceptional Power-to-Weight Ratio – Delivers powerful 5.0kW cutting performance while maintaining lightweight handling for reduced operator fatigue and improved manoeuvrability. 

Extremely Fast Acceleration – Accelerates from 0 to 100 km/h chain speed in just 0.25 seconds for instant throttle response and highly efficient cutting performance. 

STIHL Injection Technology – Intelligent sensors continuously monitor operating conditions including temperature and air pressure to optimise fuel metering and ignition timing automatically. 

Simplified Starting Procedure – No dedicated start position required thanks to intelligent fuel injection technology for fast and reliable starting. 

Optimised Professional Construction – Lightweight, compact and narrow design improves handling and cutting precision during demanding forestry work. 

HD2 Heavy-Duty Filtration System – Designed to improve engine protection and extend service intervals in demanding forestry environments.

STIHL Anti-Vibration System – Reduces vibration transfer to the handles for improved comfort during prolonged operation.

Ideal For:

• Professional forestry work
• Felling and harvesting large trees
• Timber processing and logging
• Arborist and contractor applications
• Demanding heavy-duty cutting tasks

Product Details:

Product Type: Professional Petrol Chainsaw
Power Source: STIHL fuel-injected 2-MIX petrol engine
Operation: Petrol powered
Application: Forestry, harvesting and timber processing
Displacement: 79.2 cm³
Power Output: 5.0kW / 6.8HP
Weight: 6.2kg (without guide bar and chain)
Guide Bar Options: Multiple professional bar lengths available

Why Choose This Chainsaw:

The STIHL MS 500i Petrol Chainsaw represents a major innovation in professional forestry equipment. Its electronically controlled fuel injection system continuously calculates the ideal fuel supply and ignition timing using real-time sensor data, allowing the chainsaw to deliver exceptional throttle response, reliable starting and consistently high cutting performance regardless of environmental conditions. 

Thanks to its class-leading power-to-weight ratio, the MS 500i combines outstanding cutting capability with impressive manoeuvrability and balance. This makes it highly effective for demanding felling, snedding and large timber processing applications where fast acceleration and operator control are critical. 

The innovative fuel injection technology also simplifies operation by removing the need for manual carburettor adjustments and dedicated cold-start positions. This helps ensure dependable performance and maximum efficiency across changing temperatures, altitudes and working environments. 

Professional forestry users frequently praise the MS 500i for its incredible throttle response, strong torque and excellent handling characteristics, with many operators considering it one of the most advanced and capable forestry chainsaws currently available. 

Product Information:

As with all STIHL professional forestry chainsaws, the MS 500i is packed with advanced features:

• Electronically controlled STIHL Injection fuel system
• STIHL 2-MIX engine technology for improved efficiency and reduced emissions
• Sensor-controlled fuel metering and ignition timing
• Extremely rapid acceleration and throttle response
• Side-mounted chain tensioning for safe and convenient adjustment
• HD2 heavy-duty air filtration system
• Adjustable oil pump with STIHL Ematic lubrication system
• Optimised sprocket cover for improved chip removal
• Captive nuts on the sprocket cover to prevent loss during maintenance
• Tool-free fuel and oil caps for fast refilling
• Manual decompression valve for easier starting
• STIHL anti-vibration system for improved operator comfort
• Lightweight magnesium construction for professional durability 

The STIHL MS 500i is the ideal choice for professional forestry workers, arborists and contractors seeking maximum cutting performance, innovative technology and exceptional handling in a high-output professional petrol chainsaw built for demanding daily applications.