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  3. AUTO TUNE 21-714A

AUTO-TUNE 21-714A Nos Carburetor Float Carter Thermoquad Tq 4-BARREL

21-714a Auto-tune New Nos Carburetor Brass Float Carter Thermoquad 4-barrel Tq

( Brand: Auto-tune ), ( Type: Mopar Dodge Plymouth Chrysler Ford ), ( Manufacturer Part Number: 21-714A )

Review AUTO TUNE New Nos Carburetor Brass Float Carter Thermoquad 4-barrel Tq

The Auto-Tune 21-714A NOS (New Old Stock) Carburetor Float Carter Thermoquad 4-Barrel TQ is a high-performance fuel delivery system designed for specific applications of automobiles. This carburetor is a four-barrel, quad-stack design, which means it has four separate barrels, each with its own intake manifold runner and choke, and four throttle valves.

The Thermoquad designation refers to the integrated thermostat located within the carburetor housing. This thermostat ensures optimal fuel mixture temperature by regulating the amount of coolant flowing to the carburetor. The result is a more consistent and efficient combustion process.

The NOS (New Old Stock) label signifies that this carburetor is a previously unopened, original component that has been stored away from the elements and has not been previously used. It comes with the original packaging and all the necessary hardware, making it an ideal choice for restorers and enthusiasts looking for authentic and untouched parts.

The float design of the carburetor ensures a constant fuel level in each barrel, allowing for a precise fuel-air mixture inside the engine. The Float Carter system is a self-contained unit, featuring a bowl, gasket, float, and needle valve, all enclosed within a single housing. This design provides excellent sealing and reduces the chances of fuel leaks.

The Auto-Tune 21-714A NOS Carburetor Float Carter Thermoquad 4-Barrel TQ is suitable for various applications and is often used in high-performance, high-horsepower engines. It is an essential component for those seeking to restore vintage vehicles, enhance the power output of their automobiles, or simply maintain their existing engine configuration.

This carburetor is a complex, mechanical marvel that requires a certain level of expertise to install and tune properly. It is recommended that the installation and adjustment process be carried out by a professional mechanic or a skilled enthusiast with extensive knowledge of automotive fuel systems.

In conclusion, the Auto-Tune 21-714A NOS Carburetor Float Carter Thermoquad 4-Barrel TQ is a top-tier, high-performance fuel delivery system designed for specific applications in automobiles. Its Thermoquad design ensures optimal fuel mixture temperature, while its NOS status guarantees an authentic, untouched component. The float system offers a constant fuel level and excellent sealing, making it a popular choice among enthusiasts and restorers. However, its installation and tuning require a high degree of expertise.

The Carter ThermoQuad 4-barrel carburetor, part number 21-714A NOS (New Old Stock), is a popular choice among classic car enthusiasts for restoring the original fuel delivery system in their vehicles. Here are some potential pros and cons of buying this carburetor:

Pros:

1. Authenticity: Using an original Carter ThermoQuad carburetor instead of aftermarket parts maintains the authenticity and originality of the vehicle.

2. Performance: This carburetor is known for its smooth and consistent fuel delivery, which can lead to improved engine performance.

3. Availability: New Old Stock (NOS) carburetors like this one are often still in their original packaging and have not been used or rebuilt, making them a reliable choice.

4. Restoration: For those restoring classic cars, having an authentic and functional Carter ThermoQuad carburetor can be a significant accomplishment.

Cons:

1. Cost: New Old Stock carburetors can be more expensive than rebuilt or aftermarket alternatives due to their scarcity and original condition.

2. Complexity: The Carter ThermoQuad 4-barrel carburetor is a complex piece of machinery and may require some knowledge and expertise to install and tune correctly.

3. Availability of parts: While the carburetor itself may be available, specific parts such as gaskets or hard-to-find components may be more challenging to find and source.

Conclusion:

The Carter ThermoQuad 4-barrel carburetor, part number 21-714A NOS, is an excellent choice for those seeking authenticity, performance, and consistency in their classic car restoration project. However, it comes with a higher cost and potential complexity compared to aftermarket or rebuilt alternatives. Ultimately, the decision to purchase this carburetor depends on the individual's priorities, budget, and expertise.

Recommendation:

If you are committed to maintaining the originality of your classic car and have the budget and expertise to install and tune this carburetor, then purchasing a Carter ThermoQuad 4-barrel carburetor, part number 21-714A NOS, is a worthwhile investment. For those with more modest budgets or less experience, considering a rebuilt or aftermarket alternative may be a more practical choice.

part # 21714a price

  • $12.94

specifications carbcaddie:

  • brand: Auto-tune
  • type: Mopar Dodge Plymouth Chrysler Ford
  • manufacturer part number: 21-714A

offer carbcaddie:

  • options: Ship-to-home
  • best offers: True
  • sold: 0
  • started: December 30, 2025
  • availability: In Stock

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general carbcaddie:

  • condition: New other see details
  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts

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type: mopar dodge plymouth chrysler ford,
category: auto parts > car truck parts accessories > air fuel delivery > carburetor parts, sku: 8477858077798781,

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  • Offer #1: $12.94 price + free delivery = $12.94* total. See pics for condition. New NOS Auto-Tune float, part number.FREE SHIPPING