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Description
4147 120 0625 STIHL Carburetor 4147/25 – Genuine OEM Part
The STIHL Carburetor 4147/25 (4147 120 0625) is a genuine OEM carburetor designed for use on select STIHL professional brushcutters.
This carburetor controls the fuel/air mixture delivered to the engine for proper starting, smooth idle, strong acceleration, and consistent power under load. Replacing a clogged, leaking, worn, or malfunctioning carburetor can restore correct fuel delivery and eliminate issues such as hard starting, surging, bogging, poor idle, or loss of power.
Manufactured to STIHL factory specifications, this OEM carburetor provides correct fitment, proper fuel metering, and reliable long-term performance.
Product Details
OEM Part Number: 4147 120 0625
Brand: STIHL (Genuine OEM)
Part Type: Carburetor (4147/25)
Application: Fuel System / Carburetor (varies by model)
Condition: New Genuine OEM Part
Function
This OEM carburetor is designed to:
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Meter fuel and air for correct combustion
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Restore proper starting and smooth idle
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Improve throttle response and engine acceleration
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Replace clogged, leaking, or worn carburetors
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Correct fuel delivery issues that cause poor performance
⚠️ A failing carburetor can cause hard starting, stalling, surging, fuel leaks, or poor power output.
Verify Fitment (Recommended)
Before ordering, confirm:
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OEM part number 4147 120 0625
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Carburetor type 4147/25
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Your STIHL model is listed below
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Part location matches your carburetor / fuel system diagram
⚠️ Always verify fitment by OEM part number for best accuracy.
Compatibility (Fits STIHL Models)
Brushcutters
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FS 240 (Carburetor 4147/24, 4147/25)
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FS 240 R (Carburetor 4147/24, 4147/25)
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FS 360 C-E (4147) (Carburetor 4147/24, 4147/25)
Additional Model Listings
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FS 240.0 (Spacer flange, Air filter)
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FS 240.0 R (Spacer flange, Air filter)
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FS 240.0 C-E (Spacer flange, Air filter)
⚠️ Some model listings reference the spacer flange / air filter section, but this carburetor is used in the fuel system on the models listed above. Always confirm by OEM part number.
Installation Notes
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Drain fuel or work with an empty tank
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Remove air filter cover and air filter assembly
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Disconnect throttle linkage and fuel lines
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Remove the old carburetor
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Install STIHL OEM carburetor 4147/25 (4147 120 0625)
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Reconnect lines and linkage, ensuring correct routing
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Reinstall air filter assembly and test run
⚠️ Use caution with fuel lines. Replace cracked or hardened fuel lines during carburetor service.
Maintenance Tips
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Use fresh, properly mixed fuel (2-stroke mix)
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Replace fuel filter regularly
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Keep air filter clean to prevent carburetor contamination
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If performance issues persist, check for air leaks or fuel line problems
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Use genuine STIHL OEM carburetors for correct calibration and fitment

