CARTER SX-6949 Mechanical Fuel Air Pump Ix P3500 5.7L V8

( Brand: Carter ), ( Type: Mechanical Fuel Pump ), ( Manufacturer Part Number: SX-6949 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C351 18-30 ), ( Placement On Vehicle: Air Fuel Delivery Fuel Pumps ), ( Compatible Model: P3500 ), ( Compatible Year: 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Carter Mechanical Fuel Pump )

Review CARTER Mechanical Fuel Pump Gmc 5.7l V8 Air Delivery Ix fits 1979–1988

The Carter SX-6949 mechanical fuel pump is an essential component for the fuel system of 1979-1988 GMC P3500 5.7L V8 trucks with air induction. Designed to deliver fuel efficiently and reliably, this mechanical fuel pump is an excellent replacement option for worn-out or failing original equipment.

This fuel pump features a robust, cast iron housing that offers superior durability and resistance to the harsh operating conditions of a vehicle's underhood environment. The housing is precision-machined to ensure a perfect fit and easy installation, making it an ideal choice for DIY enthusiasts and professional mechanics alike.

The Carter SX-6949 mechanical fuel pump utilizes a high-performance, 6-vane impeller that delivers fuel with excellent pressure and volume. The impeller is designed to minimize cavitation, ensuring smooth and consistent fuel flow, even under heavy engine loads. The pump also incorporates a durable, fiber-reinforced, dual-element fuel filter that helps to remove contaminants and maintain fuel system cleanliness.

The pump's mechanical design eliminates the need for an electric motor or a complex wiring harness, making it less prone to electrical failures and simplifying installation. The pump is driven by the engine camshaft, ensuring reliable operation and eliminating the need for a separate drive belt or pulley system.

Installation of the Carter SX-6949 mechanical fuel pump is a straightforward process. The pump comes complete with all necessary mounting hardware, making it easy to securely attach the pump to the vehicle's fuel tank or engine bay. The pump also includes a new fuel filter and a fuel line kit, ensuring that all fuel system components are replaced during installation, reducing the likelihood of leaks or other fuel system issues.

In summary, the Carter SX-6949 mechanical fuel pump is an excellent choice for anyone in need of a reliable and efficient fuel pump for their 1979-1988 GMC P3500 5.7L V8 truck with air induction. Its robust design, high-performance impeller, and simple installation process make it an ideal solution for DIY enthusiasts and professional mechanics alike.

Buying a Carter SX-6949 mechanical fuel pump for a 1979-1988 GMC P3500 with a 5.7L V8 engine can be a viable solution for those experiencing fuel delivery issues. Here are some pros and cons to consider before making a purchase.

1. Durability: Mechanical fuel pumps, like the Carter SX-6949, have fewer moving parts than their electric counterparts. This makes them more durable and less prone to failure due to electrical issues.

2. Reliability: Since mechanical fuel pumps have fewer electrical components, they are often more reliable in situations where the electrical system may be weak or faulty.

3. Easier Installation: Mechanical fuel pumps can be easier to install than electric ones since they do not require wiring or electrical connections.

4. Cost-Effective: Mechanical fuel pumps are generally more affordable than their electric counterparts, making them a cost-effective solution for older vehicles.

1. Manual Priming: Mechanical fuel pumps require manual priming to build pressure before the engine starts. This can be inconvenient and time-consuming, especially in cold weather.

2. Lack of Fuel Pressure Regulation: Mechanical fuel pumps do not have the ability to regulate fuel pressure. This can lead to issues with carburetor performance and engine idling.

3. Limited Fuel Flow: Mechanical fuel pumps have a limited fuel flow rate compared to electric fuel pumps. This can result in poor fuel economy and reduced engine performance.

The Carter SX-6949 mechanical fuel pump can be a reliable and cost-effective solution for fuel delivery issues in 1979-1988 GMC P3500s with a 5.7L V8 engine. However, it requires manual priming and does not have the ability to regulate fuel pressure or provide high fuel flow rates. Ultimately, the decision to purchase a mechanical fuel pump depends on the individual's priorities, budget, and willingness to accept the trade-offs.

If you are comfortable with the manual priming process and prefer a more durable and reliable fuel delivery solution, then the Carter SX-6949 mechanical fuel pump is a good choice. However, if you prioritize fuel pressure regulation, high fuel flow rates, or ease of use, then you may want to consider an electric fuel pump instead. It's essential to weigh the pros and cons carefully before making a decision.

Details:

Carter Mechanical Fuel Pump for 1979 1988 GMC P3500 5.7L V8 Air Delivery ix: Status: In Stock.

part #: sx6949 prices

• $59.95-$125.00

specifications pumpunite:

• for makes: Gmc
• for years: 1979-1988
• brand: Carter
• type: Mechanical Fuel Pump
• manufacturer part number: SX-6949
• manufacturer warranty: 1 Year
• interchange part number: C351 18-30
• placement on vehicle: Air Fuel Delivery Fuel Pumps
• compatible model: P3500
• compatible year: 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine Carter Mechanical Fuel Pump

payments pumpunite:

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

returns pumpunite:

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

shipping pumpunite:

• class: Standard, Expedited
• type: Fixed
• service: Standard, Expedited
• cost: $0.00
• transit: 4-6 Days

offer pumpunite:

• sold: 0
• availability: In Stock
• started: August 1, 2025
• options: Ship-to-home
• quantity: 10

general pumpunite:

• condition: New
• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units

seller pumpunite:

• city: Indianapolis, Indiana
• # reviews: 561744
• rating: 98.7%

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