GATES SX-1113 Fuel Tank Gas Cap Hj P3500 3.9L 6.2L 6.5L L4 V8

( Brand: Gates ), ( Manufacturer Part Number: SX-1113 ), ( Type: Fuel Tank Cap ), ( Placement On Vehicle: Air Fuel Delivery Hardware Fasteners Fittings ), ( Item Width: 3.630 ), ( Item Height: 3.000 ), ( Manufacturer Warranty: Recommended Service Interval ), ( Ipn: C554 32-27 ), ( Compatible Model: P3500 ), ( Compatible Year: 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Fuel Tank Cap )

Review GATES Fuel Tank Cap Gmc 3.9l 6.2l 6.5l L4 V8 Gas Hj fits 1982–1997

The **Gates SX-1113 Fuel Tank Cap** is a meticulously engineered, high-performance replacement part designed specifically for the iconic **1982 1997 GMC P3500** series, catering to both the **3.9L inline-four (I4)** and **6.2L/6.5L V8** gasoline-powered models, including the legendary **Hummer H1 (HJ)** variants. Crafted from durable, corrosion-resistant materials, this fuel cap is built to withstand the rigors of off-road adventures, extreme weather conditions, and the demanding demands of heavy-duty trucking. Its **precision-machined design** ensures a perfect seal, preventing fuel vapors from escaping while maintaining optimal pressure within the fuel system, which is critical for engine performance and emissions compliance. The cap features a **robust, tamper-proof locking mechanism**, complete with a **recessed handle** for easy grip and secure closure, reducing the risk of accidental dislodging during transit or rough terrain. Engineered with **OEM-level accuracy**, the SX-1113 replaces the stock cap with minimal modifications required, ensuring a seamless fit without the need for additional adapters or modifications. Whether you're hauling heavy loads, navigating off-road trails, or simply maintaining your vehicle s integrity, this Gates fuel cap delivers **reliability, durability, and performance** backed by the brand s reputation for quality and precision-engineered automotive solutions. Ideal for both restoration projects and routine maintenance, it s the perfect choice for preserving the functionality and aesthetics of your GMC P3500 or Hummer H1.

**Pros and Cons of Buying a Gates SX-1113 Fuel Tank Cap for a 1982-1997 GMC P3500 (3.9L, 6.2L, 6.5L, L4, V8 Gas, HJ)**

1. **OEM Fitment** The Gates SX-1113 is designed as an original equipment replacement part, ensuring an exact match with your vehicle s fuel tank cap. This reduces the risk of leaks, improper sealing, or compatibility issues that can arise with aftermarket parts that aren t specifically engineered for your model.

2. **High-Quality Materials** Gates is a reputable manufacturer known for producing durable, corrosion-resistant components. The cap is likely made from sturdy plastic and features a reliable sealing mechanism, which helps prevent fuel evaporation and maintains proper fuel pressure.

3. **Easy Installation** Since it is a direct replacement, the installation process is straightforward. No modifications to the fuel tank or surrounding components are typically required, making it a simple DIY job for most mechanics or vehicle owners.

4. **Prevents Fuel Loss and Contamination** A properly sealed fuel cap ensures that fuel vapors are contained within the tank, reducing fuel evaporation and potential loss of fuel efficiency. It also helps keep debris, moisture, and contaminants out of the fuel system, which can prolong the life of your fuel pump and injectors.

5. **Compatibility with Multiple Engines** The Gates SX-1113 is listed as compatible with a range of engines (3.9L, 6.2L, 6.5L, L4, and V8) and model years (1982 1997) for your GMC P3500, making it a versatile choice if you re unsure about exact engine specifications or if you plan to use it as a spare.

6. **Cost-Effective Solution** Replacing a faulty or missing fuel cap is a relatively inexpensive repair compared to other potential fuel system issues. Purchasing an OEM or high-quality aftermarket part upfront can save money in the long run by avoiding more costly repairs down the line.

7. **Availability and Reliability** Gates parts are widely available through auto parts stores, online retailers, and dealerships. This ensures that you can easily find replacements if needed, and the brand s reputation suggests reliability in performance.

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1. **Potential Overkill for Minor Issues** If your fuel cap is only slightly damaged (e.g., a cracked but still-sealing lid) or if the problem is elsewhere in the fuel system (e.g., a failing fuel pump or clogged vent), replacing just the cap may not address the root cause. A thorough diagnosis is always recommended before purchasing.

2. **Price Compared to Generic Alternatives** While Gates is a trusted brand, its parts may be slightly more expensive than generic or no-name alternatives. If you re on a tight budget, you might consider a lower-cost option, though this could come with trade-offs in quality or longevity.

3. **Installation Challenges for Non-Mechanics** Although the installation is generally simple, those without mechanical experience might struggle with tasks like removing the old cap, cleaning the threads, or ensuring the new cap is seated correctly. Improper installation could lead to leaks or difficulty removing the cap in the future.

4. **Wear and Tear Over Time** Even high-quality fuel caps can degrade over time due to exposure to fuel vapors, heat, and UV light. If your vehicle has high mileage or has been exposed to harsh conditions, the new cap may not last indefinitely and could require replacement again in the future.

5. **Limited Customization** Since this is an OEM replacement, it does not offer customization options (e.g., different colors, styles, or additional features). If aesthetics or specific functionality are a priority, you may need to explore non-OEM alternatives, though this could compromise fitment.

6. **Potential for Counterfeit Parts** When purchasing online, there is a risk of receiving counterfeit Gates parts, especially from unverified sellers. Always buy from reputable retailers or directly from Gates or authorized dealers to ensure authenticity.

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The Gates SX-1113 fuel tank cap is a strong choice for your 1982 1997 GMC P3500 due to its OEM fitment, durability, and reliability. It addresses common issues like fuel evaporation, contamination, and improper sealing while being relatively easy to install. However, it is not a universal fix for all fuel system problems, and its cost may be higher than generic alternatives. If your primary concern is a faulty or missing cap and you prioritize quality and longevity, this part is well worth the investment. For those on a tight budget or dealing with more complex fuel system issues, a diagnostic check to confirm the cap is the problem is advisable before purchasing.

- Your fuel cap is visibly damaged, missing, or leaking.

- You want an OEM-quality replacement to ensure proper sealing and compatibility.

- You value durability and are willing to pay a slightly higher price for a trusted brand.

- You plan to perform the installation yourself or have access to a mechanic for a straightforward replacement.

- You suspect the issue lies elsewhere in the fuel system (e.g., fuel pump, venting, or tank integrity).

- You re unsure whether the cap is the root cause of your symptoms (e.g., rough idling, fuel gauge fluctuations, or check engine lights).

- You find a similarly rated but lower-cost part from a reputable brand (e.g., ACDelco, Bosch, or Mann-Filter) that fits your budget.

Always verify the part number and compatibility with your exact engine and model year before purchasing to avoid discrepancies. If possible, inspect the old cap for damage or wear to confirm it s the source of the problem.

Details:

Gates Fuel Tank Cap for 1982 - 1997 GMC P3500 3.9L 6.2L 6.5L L4 V8 Gas hj: Status: In Stock.

part #: sx1113 prices

• $32.90-$33.20

specifications fueltanksysteme:

• for makes: Gmc
• for years: 1982-1997
• brand: Gates
• mpn: Sx-1113
• type: Fuel Tank Cap
• placement on vehicle: Air Fuel Delivery Hardware Fasteners Fittings
• item width: 3.630
• item height: 3.000
• manufacturer warranty: Recommended Service Interval
• ipn: C554 32-27
• compatible model: P3500
• compatible year: 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Gates Fuel Tank Cap

shipping fueltanksysteme:

• class: Standard, Expedited
• transit: 3-5 Days
• cost: $0.00
• service: Standard, Expedited
• type: Fixed

seller fueltanksysteme:

• rating: 99.6%
• city: Indianapolis, Indiana
• # reviews: 649472

returns fueltanksysteme:

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

general fueltanksysteme:

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

payments fueltanksysteme:

• credit card: Visa
• wallet: Apple-pay
• other

offer fueltanksysteme:

• started: April 25, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 10

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