MS 390
All purpose 3.4kW-Petrol chainsaw
General

All purpose all-rounder with an exceptional power to weight ratio. Robust and durable with a powerful engine that develops considerable torque without extra weight. The perfect helper for a whole variety of sawing jobs on farms, orchards, gardens as well as for local authorities. Available with guide bar lengths 16"/40cm to 20"/50cm.
Versions
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MS 390, Bar length 37cm, RMC
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MS 390, Bar length 40cm, RMC
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Technical specifications

Technical specifications
Displacement | 64,1 cm³ |
Power output | 3,4/4,6 kW/bhp |
Weight 1) | 5,9 kg |
Power-to-weight ratio | 1,7 kg/kW |
Sound pressure level 2) | 102 dB(A) |
Sound power level 2) | 116 dB(A) |
Sound power level 2) | 111 dB(A) |
Vibration level left/right 3) | 5,9/5,1 m/s² |
Saw chain pitch | 3/8" |
STIHL Oilomatic saw chain type | Rapid Micro (RM) |
1) Without fuel, without bar and chain
2) K-factor according to DIR 2006/42/EC = 2.5 dB (A)
3) K-factor according to DIR 2006/42/EC = 2m / s ²
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Features

Standard equipment
Retrofitted equipment
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Accessories

Accessories
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Combination socket tool
For tensioning the chain and changing the chain, bar and spark plug. Width across flats: 19 (for MS 261 up), 19-13 (for MS 271, MS, 291, MS 311, MS 391), 19–16 (for MS 170, MS 171, MS 180, MS 181, MS 193 C, MS 211, MS 231, MS 241, MS 251), 16 and 13 ( for MS 150, MS 201, MS 201 T).
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Multi-function tool
Practical, multi-function quality tool in a sturdy plastic case. 3.5 mm flat-blade screwdriver for carburettor adjustment and cleaning grooves, Torx® TX 27 screwdriver, nylon pouch with belt loop. Width across flats 19-13 for MS 271, MS 291, MS 311 and MS 391, width across flats 19-16 for MS 170, MS 171, MS 180, MS 181, MS 193 C, MS 211, MS 231, MS 241 and MS 251.
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Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.