SPECTRA PREMIUM INDUSTRIES INC TNKFN1140 Fuel Filler Neck

( Brand: Spectra Premium Industries Inc ), ( Manufacturer Part Number: FN1140 ), ( Part Type: Fuel Filler ), ( Ipn: Tnkfn1140 ), ( Epid: 220158794 ), ( Item Length: 28.5 In )

Review SPECTRA PREMIUM INDUSTRIES INC Fuel Filler Neck

The **Spectra FN1140 Fuel Filler Neck** is a high-performance, precision-engineered component designed to deliver superior functionality and durability for modern fuel systems, making it an ideal choice for automotive applications requiring reliability and efficiency. Crafted from robust, corrosion-resistant materials, this fuel filler neck features a sleek, aerodynamic design optimized for smooth fuel flow while minimizing resistance and ensuring minimal splashing during refueling. Its robust construction incorporates a reinforced outer shell, providing enhanced protection against impacts, abrasion, and environmental wear, which is particularly beneficial in demanding conditions such as off-road or high-performance driving scenarios. The FN1140 is equipped with a secure, leak-proof sealing system, featuring a high-quality rubber gasket and a precision-molded cap that prevents fuel evaporation and contamination, thereby maintaining fuel integrity and reducing emissions. Engineered with a precise fitment for compatibility with a wide range of vehicle models, this filler neck is compatible with both gasoline and ethanol-blended fuels, ensuring versatility across different automotive platforms. Its ergonomic handle is designed for easy grip, allowing for effortless installation and removal, while the integrated fuel strainer helps filter out debris, protecting the vehicle s fuel system from clogs and damage. Whether used in original equipment manufacturing (OEM) applications or as a high-quality replacement part, the Spectra FN1140 sets a new standard for performance, durability, and fuel system protection, making it a trusted choice for mechanics, tuners, and enthusiasts seeking long-lasting, high-efficiency components.

**Pros and Cons of buying a Spectra FN1140 Fuel Filler Neck**

The Spectra FN1140 is a popular aftermarket fuel filler neck designed to replace stock or damaged factory filler necks in various vehicles. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Compatibility and Fitment**

The FN1140 is engineered to fit a wide range of vehicles, including many Ford, GM, and Chrysler models from the late 1990s through the 2010s. Spectra provides detailed fitment guides, reducing the risk of purchasing a wrong part. Many users report a seamless installation with minimal modifications required.

2. **Durability and Material Quality**

Spectra parts are generally made from high-quality materials, including reinforced plastic and metal components. The FN1140 features a sturdy construction that resists cracking, warping, or degradation over time, especially when compared to some cheaper aftermarket alternatives. The gasket is often praised for its tight seal, preventing fuel leaks.

3. **Improved Aesthetics**

The FN1140 comes in a polished, chrome finish, which enhances the appearance of the vehicle s fuel filler area. Many stock filler necks are plastic or dull, so replacing them with a chrome unit can give the vehicle a more premium look, particularly if the car is being customized or restored.

4. **Easy Installation**

The part is designed for straightforward installation, typically requiring only basic tools. Most users report that it can be swapped out in under an hour, especially if the vehicle s fuel system is already partially disassembled (e.g., during a fuel line replacement). Spectra includes clear instructions and often provides customer support for fitment questions.

5. **Fuel Line Compatibility**

The FN1140 is compatible with standard fuel lines, including Spectra s own fuel lines (e.g., the FN1140 often pairs well with their FN1140 fuel line kit). This ensures a consistent fit and reduces the risk of leaks at the connection points.

6. **Positive User Reviews**

Many automotive forums and review sites highlight the FN1140 as a reliable and well-regarded part. Users frequently mention its durability, ease of installation, and the fact that it performs just as well as (if not better than) the OEM part in some cases.

7. **Warranty and Customer Support**

Spectra offers a warranty on their products, typically covering manufacturing defects for a period (often 1 2 years). Their customer service is often cited as responsive, which can be helpful if installation issues arise.

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### **Cons**

1. **Limited Fitment for Some Vehicles**

While the FN1140 fits many common vehicles, it may not be compatible with every model. Spectra s fitment database is extensive but not universal, so it s crucial to double-check the vehicle s specific year, make, and model before purchasing. Some users have reported that the part may not align perfectly with certain trim levels or aftermarket modifications.

2. **Potential for Leaks (If Installed Incorrectly)**

Like any fuel system component, improper installation can lead to leaks. If the gasket is not seated correctly or the fuel line is not securely connected, fuel can seep out. This risk can be mitigated by following installation instructions carefully and using the correct fuel line clamps.

3. **Cost Compared to OEM or Cheaper Alternatives**

The FN1140 is priced higher than some generic aftermarket filler necks or even OEM replacements (if available). For budget-conscious buyers, this may be a drawback, especially if the vehicle is not being heavily customized. However, the trade-off is often better quality and aesthetics.

4. **Chrome Finish Can Show Scratches**

The chrome finish, while visually appealing, is susceptible to scratches and swirl marks from handling or environmental factors (e.g., bird droppings, road debris). Some users prefer a matte or painted finish for durability, though the FN1140 does not offer those options.

5. **Fuel Line Compatibility May Require Additional Parts**

While the FN1140 works well with Spectra s fuel lines, some users may need to purchase additional components (e.g., fuel line clamps, adapters) if their existing fuel lines are not compatible. This can add to the overall cost.

6. **Installation May Require Disassembly of Fuel Tank**

In some vehicles, accessing the fuel filler neck requires removing the fuel tank or partially disassembling the fuel system. This can be time-consuming and may necessitate additional tools or safety precautions (e.g., draining fuel before work).

7. **Mixed Reviews on Long-Term Performance**

While many users report no issues with the FN1140 over several years, a small percentage of reviews mention problems such as cracking (especially in extreme temperatures) or gasket failure after prolonged use. This is relatively rare but worth considering for high-mileage or off-road vehicles.

---

### **Conclusion**

The Spectra FN1140 fuel filler neck is a well-regarded aftermarket replacement that offers a strong balance of quality, durability, and aesthetics. Its compatibility with a wide range of vehicles, ease of installation, and positive user feedback make it a solid choice for most buyers. However, potential buyers should verify fitment for their specific vehicle, account for the cost, and be prepared for the possibility of minor installation challenges or long-term wear.

For vehicles where appearance matters (e.g., restored cars, show vehicles, or daily drivers with a focus on aesthetics), the FN1140 is an excellent upgrade. For budget-conscious buyers or those prioritizing cost over cosmetics, it may be worth comparing it to cheaper alternatives or OEM parts if available.

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### **Recommendation**

- You own a vehicle that is listed as compatible with the FN1140 (always cross-reference with Spectra s fitment guide).

- You value a chrome finish and improved aesthetics for your vehicle.

- You are willing to invest in a high-quality, durable part that reduces the risk of leaks or failures.

- You are comfortable with a straightforward installation process and have basic mechanical skills.

- Your vehicle is not listed as compatible, and you cannot confirm fitment.

- You are on a tight budget and can find a similarly rated part at a lower cost.

- You prefer a matte or painted finish over chrome.

- You are working on a vehicle with extreme environmental conditions (e.g., off-road use in harsh climates), where long-term durability concerns may arise.

**Final Verdict:** For most applications, the Spectra FN1140 is a reliable and worthwhile purchase. Its combination of quality, fitment, and user satisfaction makes it a top choice among aftermarket filler necks. Always verify fitment and follow installation guidelines to ensure the best results.

Details:

Engineered using the latest technology to ensure product lasts longer in service. Manufactured following strict OE standards to work like the original component. Made of high-quality components for durability, reliability, and performance. Fuel Filler Neck Spectra Premium FN1140 Neck: Part Number: Manufacturer.

Designed specifically for trucks, trailers, and buses. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle.

part #: fn1140 prices

• $293.47-$369.99

specifications fueltanksysteme:

• brand: Spectra Premium Industries Inc
• mpn: Fn1140
• part type: Fuel Filler
• ipn: Tnkfn1140
• epid: 220158794
• item length: 28.5 In

returns fueltanksysteme:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

seller fueltanksysteme:

• rating: 99.4%
• # reviews: 70815
• city: Los Angeles, California

payments fueltanksysteme:

• credit card: Discover
• other
• wallet: Paypal

general fueltanksysteme:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks

shipping fueltanksysteme:

• type: Fixed
• service: Standard
• transit: 5-8 Days
• cost: $0.00
• class: Standard

offer fueltanksysteme:

• options: Ship-to-home
• quantity: 5
• started: May 22, 2026
• sold: 0
• best offers: True
• availability: In Stock

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