×
Description
1140 647 9401 – STIHL Fuel Hose for MS 311 & MS 391 (Genuine STIHL OEM Fuel Line)
The STIHL 1140 647 9401 Fuel Hose is a genuine OEM replacement fuel line designed specifically for the STIHL MS 311 and MS 391 chainsaws. Engineered to STIHL's exact factory specifications, this fuel hose delivers a consistent flow of fuel from the fuel tank to the carburetor, ensuring reliable engine performance, smooth acceleration, and dependable starting.
Manufactured from premium fuel-resistant rubber, the 1140 647 9401 Fuel Hose is designed to withstand gasoline, ethanol-blended fuels, engine heat, vibration, and harsh operating conditions. Replacing a cracked, hardened, or leaking fuel hose with a genuine STIHL OEM part helps prevent fuel leaks, improve engine reliability, and maintain peak chainsaw performance.
Product Details
-
Part Number: 1140 647 9401
-
Brand: STIHL
-
Part Type: Fuel Hose
-
Function: Transfers fuel from the fuel tank to the carburetor
-
Material: Fuel-Resistant Rubber
-
Installation: Direct OEM Replacement
-
OEM Status: Genuine STIHL OEM Part
Key Features
-
Genuine STIHL OEM fuel hose
-
Precision-molded for an exact factory fit
-
Fuel- and ethanol-resistant construction
-
Flexible design for easy installation
-
Resistant to heat, vibration, and aging
-
Helps prevent fuel leaks
-
Ensures consistent fuel delivery
-
Direct replacement with no modifications required
Function
The 1140 647 9401 Fuel Hose transports fuel from the fuel tank to the carburetor while maintaining a sealed, leak-free fuel system. Proper fuel flow is essential for reliable starting, smooth engine operation, and maximum cutting performance.
Compatible STIHL Models
The STIHL 1140 647 9401 Fuel Hose is compatible with:
-
STIHL MS 311
-
STIHL MS 391
Always verify your chainsaw model, serial number, and original OEM part number before ordering to ensure proper compatibility.
Who Is This For?
-
Professional arborists
-
Tree service companies
-
Firewood cutters
-
Forestry professionals
-
Small engine repair technicians
-
STIHL chainsaw owners
Recommended Applications
Ideal for:
-
Fuel system repairs
-
Fuel hose replacement
-
Carburetor maintenance
-
Engine tune-ups
-
Preventive maintenance
-
Restoring reliable fuel delivery
Pros
-
Genuine STIHL OEM quality
-
Exact fit for MS 311 and MS 391
-
Excellent resistance to fuel and ethanol blends
-
Flexible, durable construction
-
Helps prevent fuel leaks
-
Restores reliable engine performance
-
Long service life
Cons
-
Compatible only with STIHL MS 311 and MS 391 chainsaws
-
Fuel filter and tank grommet should be inspected during fuel system service
Comparison – STIHL 1140 647 9401 OEM Fuel Hose vs Aftermarket Fuel Lines
STIHL 1140 647 9401 Genuine OEM Fuel Hose
-
Exact OEM dimensions and routing
-
Premium fuel-resistant materials
-
Superior flexibility and durability
-
Reliable leak-free performance
-
Designed specifically for STIHL MS 311 and MS 391
Aftermarket Fuel Lines
-
May vary in fit and material quality
-
Reduced resistance to ethanol fuels
-
Potential installation and sealing issues
-
Shorter service life under heavy use
Why Buy from Barry's Power Equipment?
Barry's Power Equipment is an authorized STIHL dealer supplying genuine OEM replacement parts trusted by professional arborists, landscapers, and outdoor power equipment technicians.
-
Genuine OEM STIHL replacement parts
-
Fast nationwide shipping
-
Competitive pricing
-
Expert technical support
-
Extensive inventory for STIHL, SCAG, Toro, Exmark, Wright, Ariens, Gravely, Kawasaki, Kohler, Honda, Briggs & Stratton, Ferris, Hustler, Cub Cadet, John Deere, and many other leading outdoor power equipment brands.
