MS 500i Chainsaw
Powerful 5.0 kW chainsaw with electronically controlled fuel injection
Overview
STIHL MS 500i: Pioneering chainsaw with fuel injection
The innovative MS 500i chainsaw from STIHL is the world’s first chainsaw with electronically controlled fuel injection. Its agile, performance-optimised engine accelerates very quickly. Thanks to its extremely successful lightweight design, this tool achieves an impressively low power-to-weight ratio of 1.24 kg/kW. This high-torque machine is a powerful solution for use in professionally harvesting large timber.
Working with the MS 500i means maximum operating enjoyment resulting from powerful performance. The machine features a simple start-up sequence as well as very good starting behaviour under all usage conditions. Sensory fuel metering guarantees that the mixture is directly adapted to the oxygen content of the air. Like the MS 462, this saw can be very easily pivoted and – thanks to its new bumper spikes and sprocket cover – can be guided close to tree trunks.
You can find videos showing you how to fill your machine with fuel and oil, fit bars and chains and start your chainsaw here.
Versions
Price-
MS 500i - 50 cm / 20"£1,404.00*
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MS 500i - 63 cm / 25"£1,428.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Product variations
- MS 500i W Chainsaw Powerful 5.0 kW chainsaw with electronically controlled fuel injection and heated handles
Technical data

Technical data
Technical data | Value |
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Displacement cm³ | 79.2 |
Power output kW/bhp | 5/6.8 |
Weight kg 1) | 6.2 |
System weight kg 2) | 7.47 / 7.78 |
Power-to-weight ratio kg/kW | 1.2 |
Sound pressure level dB(A) 3) | 106 |
Sound power level dB(A) 3) | 119 |
Vibration values left/right m/s² 4) | 4.2/4 |
Oil pump | Adjustable |
Tank volume l | 0.78 |
Chain pitch | 3/8" |
Chain tensioning | Side chain tensioner |
Sprocket - number of teeth | 7 |
Filter | Cartridge filter HD2 |
Bumper spike | Steel spike |
Cylinder | 4 channel / chrome |
Oil tank volume cm3 | 325 |
Sprocket | Rim sprocket |
Anti vibration system | Full AV-System |
Filler cap | Tool-free tank cap |
EPA Certified fuel consumption l/h | 2.707 |
CO2 g/kWh | 707 |
Handle type | Standard grip |
Speed at maximum power Um | 10.000 |
EPA Certified fuel consumption glh | 0.715 |
1) Without fuel, without bar and chain
2) Unfueled, with guide bar and saw chain
3) K-factor according to DIR 2006/42/EC = 2.5 dB (A)
4) K-factor according to DIR 2006/42/EC = 2m / s ²
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Features

Standard features
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Cutting Attachments

Cutting Attachments
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Rollomatic ES
The STIHL Rollomatic ES (STIHL Ematic Super) is composed of a solid and particuarly rigid bar with a bar nose which can be replaced entirely. It is therefore ideal for most demanding professional tasks and is used chiefly on heavy duty machines for felling and bucking. Elliptically fomed, angled oil holes increase the flow speed of the chain oil, delivering optimal lubrication and even longer service life for the guide bar.
Technical data Value Pitch 3/8 Inch Groove width 1.6 mm Number of teeth 11 Versions
Price- Rollomatic ES, 3/8", 1.6 mm, 50 cm / 20" £96.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rollomatic ES
The STIHL Rollomatic ES (STIHL Ematic Super) is composed of a solid and particuarly rigid bar with a bar nose which can be replaced entirely. It is therefore ideal for most demanding professional tasks and is used chiefly on heavy duty machines for felling and bucking. Elliptically fomed, angled oil holes increase the flow speed of the chain oil, delivering optimal lubrication and even longer service life for the guide bar.
Technical data Value Pitch 3/8 Inch Groove width 1.6 mm Number of teeth 11 Versions
Price- Rollomatic ES, 3/8", 1.6 mm, 63 cm / 25" £115.50*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rollomatic ES Light
Lightweight version of the STIHL Rollomatic ES, made from hard-wearing special steel. The hollow centre is cut out and then welded using a special laser process. This produces an extremely stable hollow body with a flexible outer and substructure. The result is a weight saving of some 30% compared with Rollomatic ES guide bars.
Technical data Value Pitch 3/8 Inch Groove width 1.6 mm Number of teeth 11 Versions
Price- Rollomatic ES Light, 3/8", 1,6 mm, 71 cm / 28" (MS 500i and MS 661 only) £128.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rollomatic ES
The STIHL Rollomatic ES (STIHL Ematic Super) is composed of a solid and particuarly rigid bar with a bar nose which can be replaced entirely. It is therefore ideal for most demanding professional tasks and is used chiefly on heavy duty machines for felling and bucking. Elliptically fomed, angled oil holes increase the flow speed of the chain oil, delivering optimal lubrication and even longer service life for the guide bar.
Technical data Value Pitch 3/8 Inch Groove width 1.6 mm Number of teeth 11 Versions
Price- Rollomatic ES, 3/8", 1.6 mm, 75 cm / 30" (MS 500i and MS 661 only) £131.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rapid Super (RS)
High performance saw chain for professional applications with low vibration levels, smooth cutting behaviour, low chatter and extremely high cutting and borning performance.
Technical data Value Pitch 3/8 inch Drive link gauge 1.6 mm Drive link thickness 1.6mm/.063" Chain pitch 9.32mm/3/8" Required File size 5.2mm / 13/64" Versions
Price- Rapid Super (RS) 3/8", 1.6 mm, 72 drive links, 50 cm / 20" £40.50*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rapid Super (RS)
High performance saw chain for professional applications with low vibration levels, smooth cutting behaviour, low chatter and extremely high cutting and borning performance.
Technical data Value Pitch 3/8 inch Drive link gauge 1.6 mm Drive link thickness 1.6mm/.063" Chain pitch 9.32mm/3/8" Required File size 5.2mm / 13/64" Versions
Price- Rapid Super (RS) 3/8", 1.6 mm, 84 drive links, 63 cm / 25" £47.50*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rapid Super (RS)
High performance saw chain for professional applications with low vibration levels, smooth cutting behaviour, low chatter and extremely high cutting and borning performance.
Technical data Value Pitch 3/8 inch Drive link gauge 1.6 mm Drive link thickness 1.6mm/.063" Chain pitch 9.32mm/3/8" Required File size 5.2mm / 13/64" Versions
Price- Rapid Super (RS) 3/8", 1.6 mm, 91 drive links, 71 cm / 28" (MS 500i and MS 661 only) £50.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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Rapid Super (RS)
High performance saw chain for professional applications with low vibration levels, smooth cutting behaviour, low chatter and extremely high cutting and borning performance.
Technical data Value Pitch 3/8 inch Drive link gauge 1.6 mm Drive link thickness 1.6mm/.063" Chain pitch 9.32mm/3/8" Required File size 5.2mm / 13/64" Versions
Price- Rapid Super (RS) 3/8", 1.6 mm, 98 drive links, 75 cm / 30" (MS 500i and MS 661 only) £55.50*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Accessories

Accessories
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NEWService Kit 17
With Service Kit 17 for STIHL petrol chainsaws you can carry out simple maintenance work on your chainsaw yourself. Regular standard maintenance, such as replacing the air and fuel filters and the spark plug, increases the service life of your chainsaw. And because of this, you yourself can help to ensure that machine components and parts are protected from dirt and damage and that the motor of your chainsaw always works reliably and with optimum performance.
Service Kit 17 for MS 500i includes the following components for standard maintenance:
- HD2 air filter
- Spark plug
- Fuel filter
The STIHL HD2 air filter is suitable for all operating conditions and can therefore be used universally. Thanks to its fine pores, it offers a very high filter quality and filters even the finest dirt from the intake air. By replacing the HD2 filter, the chainsaw motor is reliably protected against the ingress of abrasive dust. The performance is retained, the consumption is low and you can continue to start your STIHL chainsaw as easily as usual.
In order to maintain performance, it is also recommended to replace the spark plug regularly. This is the basis for clean combustion in the engine. The fuel filter keeps the fuel free of foreign particles before it gets into the engine. In this way, it protects the engine and ensures an improved longevity. This must also be replaced regularly in order to function reliably.
To replace the air filter and spark plug, it is best to use the practical combination wrench that you received with your STIHL chainsaw. A cardboard hook is integrated in the packaging of the service kit itself. This allows you to easily remove and replace the fuel filter. You do not need any additional tools.
Technical data Value Suitable for 1) MS 500i 1) This service kit can only be used with the following machines
Versions
Price- Service Kit 17 £18.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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MotoMix
STIHL MotoMix is our patented premixed fuel, specially blended for ultimate performance. This 50:1 mixture is a combination of premium non-ethanol, high-octane motor fuel and our highest quality STIHL HP Ultra oil. It also stays fresh in your equipment over extended storage periods.
Technical data Value Shelf life up to 5 Years Versions
Price- MotoMix 5 l £20.00*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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ForestPlus chain oil
Based on high-quality mineral oils, ForestPlus is suitable for use with all chainsaws, including harvesters. ForestPlus delivers reliable chain lubrication and no resin build up, even during prolonged down times.
Versions
Price- ForestPlus chain oil - 5 l £17.70*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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HP Ultra 2-stroke engine oil
Fully synthetic oil with exceptional lubrication properties. Burns with extremely low residue due to ash-free additive. Suitable for continuous use under the most demanding engine conditions. Performance class: JASO-FB, ISO-L-EGB. Fuel/oil ratio 50:1. Recommended for STIHL 4-MIX engines.
Versions
Price- HP Ultra 2-stroke oil - 1 l (for 50 l) metering bottle £26.50*
* Manufacturer's recommended retail price updated as of February 2021. The manufacturer's recommended retail prices are subject to change without notice.
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The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Documents
Owners manuals and safety brochures
Languages | Date | Link |
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10/02/2021 |