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  3. SUREFIT 504-WT-38-1

SUREFIT 504-WT-38-1 Carburetor Walbro Stihl 4117 120 0605 FS51 FS62 FS65 FS66 FS90

504-wt-38-1 Surefit Carburetor Walbro Wt-38-1 Stihl 4117 120 0605 Fs51 Fs62 Fs65 Fs66 Fs90

( Brand: Surefit ), ( Manufacturer Part Number: 504-WT-38-1 ), ( Type: Carburetor ), ( Manufacturer Warranty: 3 Months ), ( California Prop 65 Warning: Outdoor Power Equipment Can Contain Lead And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm. )

Review SUREFIT Carburetor Walbro Wt-38-1 Stihl 120

Introducing the SureFire 504-WT-38-1 Carburetor, a high-performance fuel delivery solution specifically designed for select STIHL chainsaws, including the 4117 120, 0605 FS51, FS62, FS65, and FS90 models. This carburetor is manufactured by the renowned Walbro WT-38-1, ensuring top-tier quality and reliability.

The SureFire 504-WT-38-1 Carburetor is renowned for its ability to enhance the overall efficiency and power output of your STIHL chainsaw. It is engineered with a precise and responsive fuel delivery system, fine-tuned to provide optimal fuel-air mixture for superior combustion. This leads to increased power and torque, resulting in faster cutting speeds and more productive work sessions.

This carburetor is built with a robust, die-cast aluminum body that not only ensures durability but also keeps the weight to a minimum, contributing to a better overall balance and maneuverability of the chainsaw. Its high-quality components, such as the diaphragm pump and metering needles, are designed for long-lasting performance and minimal maintenance requirements.

The SureFire 504-WT-38-1 Carburetor is also easy to install, with a plug-and-play design that enables a quick and seamless replacement of your existing carburetor. Its precise fit and dimensions ensure a secure and snug connection to the engine, minimizing the risk of leaks and other potential issues.

In conclusion, the SureFire 504-WT-38-1 Carburetor by Walbro is an excellent investment for STIHL chainsaw owners who demand the highest level of performance and efficiency from their equipment. Its precision engineering, robust construction, and ease of installation make it a top choice for professionals and hobbyists alike, ensuring a more productive and enjoyable woodcutting experience.

Pros and Cons of Buying a Surefire 504-WT-38-1 Carburetor with Walbro WT-38-1 Fuel Pump for STIHL Chainsaws (FS51, FS62, FS65, FS66, FS90)

Introduction:

The Surefire 504-WT-38-1 carburetor with Walbro WT-38-1 fuel pump is a popular aftermarket upgrade for various STIHL chainsaws, including FS51, FS62, FS65, FS66, and FS90 models. This upgraded carburetor and fuel pump combination aim to improve engine performance and fuel efficiency. In this article, we will discuss the pros and cons of buying this carburetor and fuel pump setup for your STIHL chainsaw.

Pros:

1. Improved Engine Performance: The Surefire 504-WT-38-1 carburetor with Walbro WT-38-1 fuel pump is designed to provide a more consistent fuel-air mixture, leading to improved engine performance and increased power output.

2. Fuel Efficiency: By improving the fuel-air mixture, this upgrade can also lead to better fuel efficiency, allowing for longer run times between refills.

3. Easier Starting: The upgraded fuel system can make starting the chainsaw easier, as the fuel pump ensures a constant fuel supply to the carburetor.

4. Durability: The Walbro WT-38-1 fuel pump is known for its durability and longevity, providing a reliable fuel supply to the carburetor even in harsh conditions.

Cons:

1. Cost: This upgrade can be more expensive than a stock carburetor and fuel pump setup, so it may not be the best option for budget-conscious consumers.

2. Installation Complexity: Installing the new carburetor and fuel pump setup can be a more complex process than a standard carburetor replacement, as it involves additional wiring and fuel lines.

3. Potential Compatibility Issues: While this setup is compatible with multiple STIHL chainsaw models, there may still be compatibility issues that need to be addressed during installation.

4. Increased Maintenance: The upgraded fuel system may require additional maintenance to ensure the fuel pump and carburetor continue to function optimally.

Conclusion:

The Surefire 504-WT-38-1 carburetor with Walbro WT-38-1 fuel pump is an effective upgrade for those seeking improved engine performance, fuel efficiency, and easier starting for their STIHL chainsaws. However, it comes with a higher cost, increased installation complexity, potential compatibility issues, and increased maintenance requirements.

Recommendation:

If you're a professional or a heavy user who relies on your chainsaw for extended periods, the benefits of this upgrade may outweigh the costs and complexities. For casual users or those on a tight budget, it might be more practical to stick with the stock carburetor and fuel pump setup. Carefully consider your needs and usage patterns before deciding to invest in this upgrade.

Details:

OEM SureFit Part Number 504-WT-38-1 Replaces Prior MPN WT-38B WT-38-1 WT-38 Carburetor Walbro Stihl 4117 120 0605 FS51 FS62 FS65 FS66 FS90:: Quantity:1, Please Refer to Original Equipment Owners Manual verify Compatibility. Warranty: This product is brand new and will come in original factory packaging. This Genuine SureFit Product Includes a full manufacturers warranty.

part #: 504wt381 price

  • $29.95

specifications sawpancho:

  • brand: Surefit
  • mpn: 504-wt-38-1
  • type: Carburetor
  • manufacturer warranty: 3 Months
  • california prop 65 warning: Outdoor Power Equipment Can Contain Lead And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm.

general sawpancho:

  • Yard, Garden Outdoor Living > Outdoor Power Equipment > Chainsaw Parts
  • condition: New

offer sawpancho:

  • sold: 0
  • quantity: 9
  • options: Ship-to-home
  • started: April 17, 2026
  • availability: In Stock

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  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted
  • method: Money back

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  • carrier: USPS, FedEx, UPS
  • cost: $0.00
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  • class: Standard, Expedited, One-day
  • type: Fixed

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seller sawpancho:

  • rating: 99.7%
  • # reviews: 145080
  • city: Utica, Michigan
type: carburetor, manufacturer warranty: 3 months, california prop 65 warning: outdoor power equipment can contain lead and other chemicals known to the state of california to cause cancer, birth defects and other reproductive harm.,
category: home & garden > yard, garden outdoor living > outdoor power equipment > chainsaw parts, sku: 11673556160309772,

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  • Offer #1: $29.95 price + $0.00 shipping estimate = $29.95* total. OEM SureFit Part Number Replaces Prior MPN WT-38B WT-38-1 WT-38 120.FREE SHIPPING

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