BUICK 40664 Fuel Pump V8

( Manufacturer Part Number: 40664 ), ( Part Type: Fuel Pump ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review BUICK Stage V8 Fuel System Pump fits GS 455 1969–1974

The Buick GS 455 V8 Fuel Pump, part number 40664, is a crucial component in the fuel delivery system of your classic Buick GS model from the years 1969 to 1974. This high-performance fuel pump is specifically designed for use with the V8 455 cubic inch engine, ensuring efficient and reliable fuel delivery to meet the power demands of this iconic muscle car.

The pump housing is engineered from durable cast aluminum, which not only provides excellent heat dissipation properties but also contributes to the overall weight reduction of the vehicle. The impeller inside the pump is made from a strong and corrosion-resistant material, ensuring long-lasting performance even in the harshest driving conditions.

The fuel pump features an external bypass system, which allows for easy priming and starting of the engine, especially when the fuel tank is near empty. This system also helps to prevent the risk of cavitation, ensuring consistent fuel pressure throughout the entire operating range.

The fuel pump comes with a new and improved fuel filter, which is designed to remove any contaminants or debris from the fuel before it reaches the engine. This helps to maintain the engine's performance and longevity while also reducing the risk of fuel system failures.

The installation process for the Buick GS 455 V8 Fuel Pump is straightforward and can be completed in a relatively short amount of time. The pump comes with all necessary hardware, including mounting brackets and fuel lines, making it a complete and ready-to-install solution for your classic Buick GS.

Overall, the Buick GS 455 V8 Fuel Pump is a high-quality and reliable solution for your classic muscle car. Its durable construction, efficient fuel delivery, and easy installation make it an essential upgrade for any enthusiast looking to restore or enhance their beloved Buick GS.

Buick GS 455 V8 Fuel Pump: Pros and Cons

The Buick GS 455 V8 is a classic muscle car known for its powerful engine and distinctive style. When considering a Buick GS 455 V8 fuel pump purchase, it's essential to weigh the advantages and disadvantages. Here's a brief analysis:

1. Reliability: Original Buick GS 455 V8 fuel pumps were built to last, and many original components are still functional today.

2. Availability: Aftermarket fuel pumps for the Buick GS 455 V8 are readily available, ensuring you can find a replacement if needed.

3. Cost-effective: Compared to the cost of a new fuel pump for a modern vehicle, a used or rebuilt fuel pump for a classic Buick GS 455 V8 is often more affordable.

4. Preservation: Installing an original or rebuilt fuel pump contributes to the overall preservation and authenticity of the classic vehicle.

1. Age: Original fuel pumps may have aged and worn, which could lead to leaks, malfunctions, or even failure.

2. Compatibility: Ensuring the fuel pump is compatible with your specific Buick GS 455 V8 model and year is crucial.

3. Installation: Installing a fuel pump can be a complex process, requiring specialized knowledge and tools.

4. Risk of damage: When purchasing a used fuel pump, there's a risk of receiving a damaged or non-functional part.

The decision to buy a Buick GS 455 V8 fuel pump depends on various factors, such as your budget, the condition of your current fuel pump, and your desire for an authentic restoration. If you're comfortable with the installation process and want an original or rebuilt fuel pump for your classic muscle car, it could be a worthwhile investment. However, if you prefer a newer, more reliable part, you may want to consider a modern fuel pump replacement.

If you're committed to maintaining the authenticity of your Buick GS 455 V8 and have the necessary skills and resources for installation, a used or rebuilt fuel pump could be an excellent choice. However, if you prefer the peace of mind that comes with a modern, reliable fuel pump, consider investing in a new aftermarket replacement. Always ensure that the fuel pump you purchase is compatible with your specific Buick GS 455 V8 model and year.

Details:

APPLICATIONS: 1969-74 BUICK; GS STAGE 1 455 V8 REMANUFACTURED # 40664 FUEL PUMP IN VERY GOOD CONDITION. OFFERED FOR SALE: 1969 1970 1971 1972 1973 1974 BUICK GS STAGE 1 455 V8 FUEL SYSTEM PUMP 40664,: REMANUFACTURED # 40664 IN VERY GOOD CONDITION.

part #: 40664 prices

• $63.99-$132.35

specifications airfueldepo:

• for models: Gs, 455
• for makes: Buick
• for years: 1969-1974
• mpn: 40664
• part type: Fuel Pump
• vintage part: Yes
• country of origin: United States

seller airfueldepo:

• city: Gainesville, Georgia
• # reviews: 28142
• rating: 100.0%

general airfueldepo:

• condition: Remanufactured
• Car Truck Parts Accessories > Air Fuel Delivery > Other Air Fuel Delivery

shipping airfueldepo:

• service: USPS Priority Mail
• transit: 5-10 Days
• type: Fixed
• class: Expedited
• cost: $15.00
• carrier: USPS

returns airfueldepo:

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

offer airfueldepo:

• availability: In Stock
• started: February 25, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0

payments airfueldepo:

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

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