MOTORAD SX-5819 Fuel Tank Cap Qn 3.8L 4.1L 4.6L 5.3L 6.5L

( Brand: Motorad ), ( Manufacturer Part Number: SX-5819 ), ( Type: Fuel Tank Cap ), ( Placement On Vehicle: Air Fuel Delivery Hardware Fasteners Fittings ), ( Item Height: 3.000 ), ( Item Length: 3.250 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C757 76-32 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Motorad Fuel Tank Cap )

Review MOTORAD Fuel Tank Cap Chevrolet 3.8l 4.1l 4.6l 5.3l 6.5l L6 Qn fits MALIBU 1967

The **Motorad SX-5819 Fuel Tank Cap** is a meticulously crafted, high-performance replacement part designed specifically for the iconic 1967 Chevrolet Malibu models equipped with a variety of inline-six (L6) engines, including the legendary **QJ (Quadrajet) carbureted powerplants** spanning displacements from **3.8L to 6.5L**. Engineered to meet the demands of both classic car enthusiasts and performance-minded restorers, this fuel tank cap is built to ensure a secure, leak-free, and visually striking fit while maintaining the authenticity of the original design.

Constructed from **durable, corrosion-resistant metal**, the SX-5819 features a **precision-machined body** that aligns perfectly with the contours of the 1967 Malibu s fuel tank, eliminating any gaps or misalignments that could lead to fuel spills or contamination. The cap s **smooth, polished finish** enhances its aesthetic appeal, blending seamlessly with the vehicle s vintage styling while also providing a professional look that modernizes the classic aesthetic. The **ergonomic grip** ensures easy handling, making fueling a hassle-free experience even for those with less dexterity.

One of the standout features of this fuel tank cap is its **reliable sealing mechanism**, which incorporates a **high-quality rubber gasket** designed to withstand the rigors of frequent use, temperature fluctuations, and exposure to fuel vapors. This gasket prevents fuel evaporation, reduces the risk of spills, and helps maintain optimal fuel pressure within the system, contributing to smoother engine performance. Additionally, the cap s **threaded design** is engineered for a tight, vibration-resistant fit, ensuring it remains securely in place during driving, whether on the open road or during spirited cruising.

For those who appreciate both function and form, the Motorad SX-5819 also includes **customizable options** such as **chrome or black finish coatings**, allowing owners to tailor the cap to their vehicle s specific color scheme or personal preference. The cap s **modern engineering** doesn t compromise on heritage it retains the classic **Chevrolet Malibu emblem** (where applicable) or a sleek, minimalist design for a more contemporary look, catering to a wide range of tastes. Whether restoring a show-quality Malibu or simply upgrading a daily driver, this fuel tank cap delivers a perfect balance of **durability, performance, and timeless style**.

Built to last, the Motorad SX-5819 is a **drop-in replacement** that requires no modifications to the fuel system, making installation quick and straightforward for even novice mechanics. Its **universal compatibility** with the **3.8L, 4.1L, 4.6L, 5.3L, and 6.5L L6 engines** (including those with QJ carburetors) ensures it fits a broad range of 1967 Chevrolet Malibu variants, from the base models to the more powerful performance-oriented versions. With its **superior craftsmanship and attention to detail**, this fuel tank cap is an essential upgrade for anyone seeking to preserve the integrity of their Malibu while enhancing its functionality and visual appeal.

### Pros and Cons of buying a Motorad SX-5819 Fuel Tank Cap for a 1967 Chevrolet Malibu (3.8L 6.5L V8)

1. **Compatibility** The Motorad SX-5819 is designed to fit a wide range of Chevrolet engines, including the 3.8L (V6), 4.1L (V6), and V8 models from the 4.6L (350) up to the 6.5L (454) in your 1967 Malibu. This eliminates the need for custom modifications or adapters, ensuring a straightforward installation.

2. **Improved Fuel Security** Unlike stock caps, which can be easily tampered with, this cap features a locking mechanism that helps deter theft and unauthorized fuel siphoning. This is particularly useful for older vehicles left unattended.

3. **Durability** Motorad products are generally built to withstand harsh conditions, including exposure to fuel vapors, heat, and minor impacts. The SX-5819 is likely made from sturdy materials like metal or reinforced plastic, reducing the risk of cracking or warping over time.

4. **Easy Installation** The cap is designed for quick and tool-free installation, requiring no special tools beyond a basic wrench or socket set. This makes it a convenient upgrade for DIYers or mechanics.

5. **Aesthetic Appeal** The Motorad SX-5819 has a more modern and secure appearance compared to stock fuel caps, which can enhance the overall look of your Malibu s fuel tank area.

6. **Prevents Fuel Evaporation** A well-sealed cap helps minimize fuel evaporation, keeping more gasoline in the tank and reducing the frequency of refueling.

7. **Compatibility with Modern Fuel Systems** If you ve modified your Malibu with aftermarket fuel systems (e.g., fuel pumps, injectors, or performance upgrades), this cap ensures a proper seal to prevent leaks or pressure issues.

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1. **Potential Overkill for Stock Applications** If your Malibu is strictly a classic show car or a low-mileage daily driver with no fuel security concerns, a locking cap may feel unnecessary. Stock caps are often sufficient for basic use.

2. **Cost** Compared to an OEM replacement cap, the Motorad SX-5819 is likely more expensive. While the price reflects its security features, budget-conscious buyers may opt for a cheaper alternative.

3. **Compatibility with Non-Standard Fuel Tanks** If your Malibu s fuel tank has been modified (e.g., resized, relocated, or aftermarket tanks installed), the SX-5819 may not fit perfectly. Always verify fitment with your specific tank setup.

4. **Locking Mechanism Limitations** While the lock prevents casual theft, determined thieves with the right tools can still bypass it. For extreme security, additional measures (e.g., fuel line locks, alarms) may be needed.

5. **Potential for Stripping Threads** If the fuel tank s threads are worn or corroded, overtightening the cap could strip them, leading to leaks. A thread-sealing tape or anti-seize compound may be necessary during installation.

6. **Availability of Alternatives** There are other aftermarket fuel caps (e.g., from ACDelco, Fram, or specialty brands) that may offer similar security at a lower cost. Researching alternatives could yield a better value.

7. **Potential for Misalignment** If the cap is not installed correctly, it may not seal properly, leading to fuel leaks or vapor loss. Careful installation is required to avoid this issue.

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The **Motorad SX-5819 fuel tank cap** is a solid choice for owners of a 1967 Chevrolet Malibu with V6 or V8 engines, offering **enhanced security, durability, and ease of installation** compared to stock options. Its broad compatibility makes it a versatile upgrade, especially for vehicles used in urban areas where fuel theft is a concern. However, if your primary use is for classic car shows or a low-risk environment, a simpler aftermarket or OEM cap may suffice.

For most practical applications particularly if you prioritize **security, longevity, and a modern fit** this cap is a worthwhile investment. Just ensure your fuel tank s threads are in good condition and that the cap aligns correctly during installation.

- You want a secure, long-lasting cap that fits multiple Chevrolet engine sizes.

- Your Malibu is used in an area with fuel theft risks.

- You prefer a modern, locking design over a basic stock cap.

- You re on a tight budget and can find a similarly secure cap at a lower price.

- Your fuel tank has been modified, and you re unsure of fitment.

- You rarely drive the car in high-risk areas and prioritize cost over security.

**Final Verdict:** The Motorad SX-5819 is a **reliable, high-quality upgrade** for most 1967 Malibu owners, balancing security, durability, and ease of use. Proceed with installation if it meets your needs, and verify fitment with your specific vehicle setup beforehand.

Details:

MotoRad Fuel Tank Cap for 1967 Chevrolet Malibu 3.8L 4.1L 4.6L 5.3L 6.5L L6 qn: Status: In Stock.

part #: sx5819 price

• $19.95

specifications fueltanksysteme:

• for models: Malibu
• for makes: Chevrolet
• for years: 1967
• brand: Motorad
• mpn: Sx-5819
• type: Fuel Tank Cap
• placement on vehicle: Air Fuel Delivery Hardware Fasteners Fittings
• item height: 3.000
• item length: 3.250
• manufacturer warranty: 1 Year
• ipn: C757 76-32
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Motorad Fuel Tank Cap

shipping fueltanksysteme:

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

general fueltanksysteme:

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

payments fueltanksysteme:

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

returns fueltanksysteme:

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

offer fueltanksysteme:

• quantity: 10
• sold: 0
• options: Ship-to-home
• started: February 6, 2026
• availability: In Stock

seller fueltanksysteme:

• # reviews: 619818
• city: Indianapolis, Indiana
• rating: 99.5%

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