AC 4490 Fuel Pump Mechanical Motor 348 3X2

( Brand: Ac ), ( Type: Fuel Pump ), ( Manufacturer Part Number: 4490 ), ( Drive Type: Mechanical ), ( Universal Fitment: No ), ( Vintage Part: Yes ), ( Country/region Of Manufacture: United States ), ( Fuel Type: Gasoline )

Review AC Vintage Fuel Pump Mechanical Needs Rebuilt Chevy 348 Motor 3x2 fits 1958

AC 4490 Fuel Pump - Mechanical Fuel Pump for 1958 Chevrolet 348 V8 Motors with 3/2 Fuel Lines

The AC 4490 Fuel Pump is a high-performance mechanical fuel pump specifically designed for use in 1958 Chevrolet vehicles equipped with 348 cubic inch V8 motors. This fuel pump features a robust design that delivers consistent and reliable fuel flow to ensure optimal engine performance.

1. Mechanical Design: This fuel pump operates using a mechanical fuel pressure regulator, providing a simple and reliable solution for fuel delivery. It is suitable for applications where an electric fuel pump may not be preferred or practical.

2. Compatibility: Designed to fit and function correctly in 1958 Chevrolet 348 V8 motors, this fuel pump is a direct replacement for the original equipment. It is also compatible with 3/2 fuel lines, ensuring a seamless installation process.

3. Durable Construction: The AC 4490 Fuel Pump boasts a heavy-duty design, featuring a cast aluminum housing and durable internal components that can withstand the rigors of daily driving. Its design ensures long-lasting performance and reduced maintenance requirements.

4. Improved Fuel Economy: By supplying a consistent fuel flow to the engine, this mechanical fuel pump can help improve fuel economy, allowing your vehicle to run more efficiently and effectively.

5. Easy Installation: The AC 4490 Fuel Pump is designed to be a direct replacement for the original equipment, making installation simple and straightforward. It comes complete with all necessary hardware, ensuring a hassle-free experience for the installer.

6. Enhanced Engine Performance: By ensuring a consistent fuel flow to the engine, this fuel pump can help improve engine performance, allowing your 1958 Chevrolet 348 V8 to run stronger and smoother than ever before.

In conclusion, the AC 4490 Fuel Pump is a high-quality, mechanical fuel pump designed for use in 1958 Chevrolet 348 V8 motors. Its robust design, ease of installation, and compatibility with 3/2 fuel lines make it an excellent choice for those seeking reliable and improved fuel delivery for their classic vehicle.

The AC Delco 4490 Fuel Pump is a mechanical fuel pump designed for use with 1958 Chevy 348 motors running a 3x2 carburetor setup. Here are some pros and cons that may help you decide if this fuel pump is the right choice for your vehicle:

1. Designed specifically for 1958 Chevy 348 motors with 3x2 carburetors.

2. Mechanical design is simpler than electrical fuel pumps, making it easier to diagnose and repair if needed.

3. Replacement is a straightforward process, as no wiring is required.

4. AC Delco is a well-known and reputable brand in the automotive industry.

5. The fuel pump comes with a 12-month limited warranty.

1. Mechanical fuel pumps can be less efficient than electrical fuel pumps, which may result in slightly reduced fuel economy.

2. The fuel pump may require more frequent maintenance than an electrical fuel pump, as it has more moving parts.

3. The pump may not be suitable for vehicles with fuel injection systems.

The AC Delco 4490 Fuel Pump is a solid choice for those looking to replace the mechanical fuel pump on their 1958 Chevy 348 motor with a 3x2 carburetor setup. Its simplicity and ease of installation make it a convenient option for DIYers, while its reputation as a reliable and proven product adds peace of mind. However, it's important to keep in mind that mechanical fuel pumps may require more frequent maintenance than electrical fuel pumps and may not be as efficient. Ultimately, the decision to purchase this fuel pump depends on your personal preferences, budget, and specific vehicle requirements.

If you're looking for a reliable and effective replacement fuel pump for your 1958 Chevy 348 motor with a 3x2 carburetor setup, the AC Delco 4490 Fuel Pump is a solid option to consider. Its simplicity, ease of installation, and proven reputation make it a worthwhile investment. However, be prepared to perform regular maintenance to ensure optimal performance and longevity.

Details:

Its in solid condition but the lines top have bent over. Ask any questions. We got this in a load of 348-409 parts we bought few years ago. Just thought someone could use it.

I do have another one that will sell when this sells. It has been setting around for DECADES and should be rebuilt. Buyer to pay shipping.

part #: 4490 prices

• $49.58-$149.99

specifications pumpunite:

• for makes: Chevy
• for years: 1958
• brand: Ac
• type: Fuel Pump
• manufacturer part number: 4490
• drive type: Mechanical
• universal fitment: No
• vintage part: Yes
• country/region of manufacture: United States
• fuel type: Gasoline

returns pumpunite:

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

shipping pumpunite:

• transit: 3-9 Days
• carrier: USPS, UPS
• cost: $16.00
• service: USPS Ground Advantage, UPS Ground, USPS Priority Mail
• type: Calculated
• class: Standard, Expedited

payments pumpunite:

• cash
• wallet: Paypal
• credit card: Mastercard
• other

general pumpunite:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units
• condition: For parts or not working

seller pumpunite:

• rating: 99.4%
• # reviews: 2983
• city: Sycamore, Ohio

offer pumpunite:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: July 28, 2025
• quantity: 1

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