GATES SX-3338 Fuel Tank Gas Cap Riviera Storage 7.5L V8

( Brand: Gates ), ( Manufacturer Part Number: SX-3338 ), ( 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: C122 80-49 ), ( Compatible Model: Riviera ), ( Compatible Year: 1974 1973 1972 1971 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Fuel Tank Cap )

Review GATES Fuel Tank Cap Buick Riviera 7.5l V8 Gas Delivery Storage fits 1971–1974

The **Gates SX-3338 Fuel Tank Cap** is a meticulously engineered, high-performance replacement part designed specifically for the iconic **1971 1974 Buick Riviera** equipped with the **7.5L V8 engine**, ensuring a seamless fit and optimal functionality for your classic muscle car. Crafted from durable, corrosion-resistant materials, this fuel tank cap is built to withstand the demands of daily driving while maintaining the integrity of your vehicle s fuel system. The cap features a **precision-machined, leak-proof design** with a robust sealing mechanism, preventing fuel vapors from escaping and ensuring a tight, secure closure that keeps moisture and contaminants out of your fuel tank. Its **sleek, vintage-inspired styling** complements the Riviera s timeless aesthetic, blending seamlessly with the original equipment while delivering modern reliability. The cap is equipped with a **reliable spring-loaded mechanism**, allowing for smooth operation even after years of use, and its **threaded base** guarantees a snug, vibration-resistant fit, reducing the risk of loosening over time. Whether you re restoring a show-quality Riviera or maintaining a daily driver, the Gates SX-3338 is the ideal choice for preserving both performance and authenticity. Built to meet or exceed OEM standards, this cap is a testament to Gates commitment to quality, ensuring that your Buick Riviera continues to run with the same power and precision it was designed for.

**Pros and Cons of buying a Gates SX-3338 Fuel Tank Cap for a 1971 1974 Buick Riviera 7.5L V8 Gas Storage**

1. **Compatibility and Fit:** The Gates SX-3338 is specifically designed for the 1971 1974 Buick Riviera with a 7.5L V8 engine. This ensures a proper fit, reducing the risk of leaks or improper sealing that could occur with a generic or aftermarket part.

2. **Quality Construction:** Gates is a well-known manufacturer of automotive parts, particularly for fuel system components. Their products are generally built to high standards, offering durability and reliability over time.

3. **Sealing Performance:** A properly functioning fuel tank cap maintains proper pressure in the fuel system, which is critical for fuel economy and engine performance. The Gates cap is designed to provide an effective seal, preventing fuel vapors from escaping and outside contaminants from entering.

4. **Easy Installation:** The cap is designed for straightforward installation, requiring minimal tools and effort. This makes it a convenient upgrade or replacement for DIY enthusiasts.

5. **Prevents Evaporation and Contamination:** A secure-fitting cap helps minimize fuel evaporation, which can reduce the frequency of refueling. It also prevents dirt, moisture, and debris from entering the fuel tank, protecting the fuel system from potential damage.

6. **OEM Replacement Option:** If you prefer an original equipment manufacturer (OEM) replacement, the Gates SX-3338 is a high-quality aftermarket alternative that closely mimics the original part, offering peace of mind for those who want to avoid potential issues with cheaper or incompatible parts.

---

1. **Cost:** Compared to some generic or no-name fuel tank caps, the Gates SX-3338 may be more expensive. While the price reflects its quality, it could still be a noticeable investment for budget-conscious buyers.

2. **Availability:** Depending on the region or retailer, the Gates SX-3338 might not always be readily available in stock. You may need to order it online or wait for it to arrive, which could delay your project.

3. **Potential Overkill for Minor Issues:** If your original cap is still functioning but slightly worn or loose, replacing it with a Gates cap might feel like an unnecessary upgrade. In such cases, a simpler or cheaper replacement could suffice.

4. **Installation Challenges:** While the cap is designed for easy installation, if you encounter resistance or difficulty (e.g., due to corrosion or a stubborn tank opening), it could require extra effort or tools to install correctly.

5. **No Additional Features:** Unlike some modern or high-end fuel caps, the Gates SX-3338 does not include advanced features like pressure gauges, digital displays, or smart technology. It is a straightforward mechanical component.

---

The Gates SX-3338 fuel tank cap is an excellent choice for owners of a 1971 1974 Buick Riviera with a 7.5L V8 engine. Its compatibility, quality, and sealing performance make it a reliable and practical upgrade. While it may come at a higher cost than some alternatives, the long-term benefits such as improved fuel system integrity, better fuel economy, and protection against contamination justify the investment for most enthusiasts.

If your primary concern is a direct OEM replacement that ensures proper function and longevity, the Gates SX-3338 is highly recommended. However, if you are working with a tight budget or the original cap is still in good condition, you might consider weighing the cost against the potential benefits before making a decision.

For the 1971 1974 Buick Riviera 7.5L V8, **purchase the Gates SX-3338 fuel tank cap**. It is the best balance of quality, compatibility, and performance for this application. If you are unsure about installation, consult a professional mechanic to ensure it is fitted correctly. This upgrade will contribute to the long-term health of your vehicle s fuel system.

Details:

Gates Fuel Tank Cap for 1971-1974 Buick Riviera 7.5L V8 Gas Delivery storage qq: Status: In Stock.

part #: sx3338 prices

• $23.64-$35.18

specifications fueltanksysteme:

• for makes: Buick
• for years: 1971-1974
• brand: Gates
• mpn: Sx-3338
• 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: C122 80-49
• compatible model: Riviera
• compatible year: 1974 1973 1972 1971
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Gates Fuel Tank Cap

offer fueltanksysteme:

• options: Ship-to-home
• quantity: 10
• started: March 24, 2026
• sold: 0
• availability: In Stock

returns fueltanksysteme:

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

seller fueltanksysteme:

• rating: 99.6%
• city: Indianapolis, Indiana
• # reviews: 636676

shipping fueltanksysteme:

• cost: $0.00
• type: Fixed
• class: Standard, Expedited
• transit: 3-7 Days
• service: Standard, Expedited

general fueltanksysteme:

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

payments fueltanksysteme:

• other
• wallet: Google-pay
• credit card: Mastercard

Gates SX-3338 Is Similar To:

• 10823 Stant Fuel Tank Cap Carquest Gates Cl 00333420082364 (34.5% similar) ...(March 25th, 2018)
• 23924 Gates Corporation Fuel Fill Hose (28.8% similar) Suitable for use with gasoline, gasohol blends of ethanol, methanol, ether's. 5 weight lbs. Suitable for diesel and bio diesel to B20. Cuts easily with knife and wire cutters. Also works well on auxiliary fuel tanks recreational vehicles. Note: use Gates super hex clamps for reliable installation ...(May 27th, 2018)
• 23930 Gates Fuel Filler Hose (31.3% similar) ...(November 4th, 2017)
• 23936 Gates Corporation Fuel Fill Hose (28.8% similar) Note: use Gates super hex clamps for reliable installation. Cuts easily with knife and wire cutters. 25 weight lbs. Suitable for use with gasoline, gasohol blends of ethanol, methanol, ether's. Packaging 5 per carton standard pack 8 product attributes type fuel fill hose specifications center line ...(April 25th, 2018)
• 23940 Gates Fuel Filler Hose (31.3% similar) If your looking to increase gas mileage, get better engine performance, or help the environment 123AUTOPARTS on motors is place buy now...(January 24th, 2019)
• 23964 Gates Fuel Filler Hose (31.3% similar) ...(June 30th, 2018)
• 23968 Gates Fuel Filler Hose (31.3% similar) Get in, sit down, hold on, shut up and enjoy the ride...(March 10th, 2018)
• 23972 Gates Fuel Filler Hose (31.3% similar) Thanks again for trusting DI-auto to get you the right part as quickly possible...(October 15th, 2018)
• 24702 Gates Fuel Filler Hose (31.3% similar) ...(April 3rd, 2018)
• 24703 Gates Fuel Filler Hose (31.3% similar) Small manufacture updates to finish or fit may occur on some parts without stock photo. The return address support most times is incorrect. The photos provide a product presentation of part being sold...(May 5th, 2018)
• 24711 Gates Fuel Hose Degree 72053981315 (29.9% similar) One per package fuel fill hose - angled. Gates fuel fill hose - angled x deg...(September 18th, 2018)