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  3. STROMBERG 392249-3

STROMBERG 392249-3 Aircraft Carburetor Engine L-4 R7A

392249-3 Stromberg Aircraft Carburetor L-4 Engine Model R7a

( Brand: Stromberg ), ( Manufacturer Part Number: 392249-3 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Material: Brass ), ( Vintage Part: Yes ), ( Performance Part: No )

Review STROMBERG Aircraft Carburetor L-4 Engine Model R7a

The Stromberg 392249-3 is a high-performance, four-barrel carburetor specifically designed for use with the L-4 engine of aircraft, particularly those using the R7A2-S3 or R7A4-S3 ratings. This carburetor is a direct replacement for the original Stromberg 97 or 101 models, offering improved performance and ease of installation.

The Stromberg 392249-3 is characterized by its robust construction, with a durable zinc-aluminum alloy housing that is both lightweight and resistant to corrosion. The carburetor features four 2.5-inch throat, 2.0-inch venturi barrels that provide excellent air flow and fuel atomization, resulting in optimal engine performance. The carburetor's design allows for precise fuel mixture adjustment, ensuring ideal engine operation across a wide range of altitudes and temperatures.

The Stromberg 392249-3 is equipped with a number of advanced features, including a vacuum secondary system that enhances low-end power and torque, as well as a built-in fuel pressure regulator that simplifies installation and eliminates the need for an external regulator. The carburetor also includes adjustable idle mixture screws, allowing pilots to fine-tune the engine idle for optimal performance and fuel efficiency.

Installation of the Stromberg 392249-3 is straightforward, with a modular design that allows for easy removal and replacement of individual components. The carburetor also includes a number of factory-installed mounting brackets, making it a direct bolt-on replacement for the original Stromberg 97 or 101 models. Overall, the Stromberg 392249-3 is a high-performance, reliable, and easy-to-install carburetor that delivers improved engine performance and ease of operation for L-4 engine aircraft.

Pros and Cons of Buying Stromberg 392249-3 Carburetor for L-4 Engine (R7A)

The Stromberg 392249-3 carburetor is a popular choice for those working on L-4 engines (R7A) due to its reputation for delivering excellent performance and reliability. However, like any other product, it comes with its advantages and disadvantages. In this analysis, we will discuss both the pros and cons to help you make an informed decision regarding your purchase.

Pros:

1. High-Performance: The Stromberg 392249-3 carburetor is known for its high-performance capabilities. It offers a smooth power delivery and excellent fuel efficiency, making it a popular choice among pilots and aircraft enthusiasts.

2. Easy Installation: This carburetor is relatively easy to install, especially if you're replacing an old or malfunctioning unit. It comes with clear instructions and all necessary hardware, making the installation process straightforward.

3. Durability: The Stromberg 392249-3 carburetor is built to last. It features high-quality materials and robust construction, ensuring that it can handle the rigors of regular use in aircraft applications.

4. Adjustability: This carburetor offers a high degree of adjustability, allowing you to fine-tune the fuel mixture to suit your specific aircraft and operating conditions.

Cons:

1. Cost: The Stromberg 392249-3 carburetor is a premium product, and its price reflects its high-performance capabilities. It may be more expensive than some other options in the market, but its benefits often outweigh the cost.

2. Complexity: While the installation process is relatively straightforward, the Stromberg 392249-3 carburetor is a complex piece of machinery. It requires a certain level of expertise to use and maintain effectively.

3. Availability: Due to its popularity and high demand, the Stromberg 392249-3 carburetor may not always be readily available. You may need to wait for a while to get your hands on one, depending on your location and the supplier.

Conclusion:

In conclusion, the Stromberg 392249-3 carburetor is a high-performance, durable, and adjustable unit that is well-suited for L-4 engines (R7A). While it comes with a higher cost and requires a certain level of expertise to use and maintain, its benefits often outweigh the drawbacks. If you're looking for a carburetor that can help you get the most out of your L-4 engine, the Stromberg 392249-3 is an excellent choice.

Recommendation:

If you're in the market for a new carburetor for your L-4 engine (R7A) and are willing to invest in a high-performance unit, the Stromberg 392249-3 is an excellent choice. Its smooth power delivery, ease of installation, durability, and adjustability make it a worthwhile investment for any aircraft enthusiast or pilot. However, if cost is a major concern, you may want to explore other options that offer similar performance at a lower price point.

Details:

While it is not a performance part, crucial component for maintaining and restoring aircraft engines from the past. The Stromberg Aircraft Carburetor L-4 Engine model R7a is a vintage part made of brass, designed for mechanical choke type carburetors.

part #: 3922493 price

  • $400.00

specifications carbcoon:

  • brand: Stromberg
  • mpn: 392249-3
  • choke type: Mechanical
  • type: Carburetor
  • material: Brass
  • vintage part: Yes
  • performance part: No

offer carbcoon:

  • sold: 0
  • quantity: 1
  • started: November 26, 2025
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock

returns carbcoon:

  • policy: No Returns

general carbcoon:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Carburetors

payments carbcoon:

  • credit card: Discover
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shipping carbcoon:

  • carrier: USPS
  • service: USPS Priority Mail
  • class: Expedited
  • transit: 5-10 Days
  • type: Calculated
  • cost: $26.19

seller carbcoon:

  • # reviews: 22
  • rating: 100.0%
  • city: Lafayette, Indiana
choke type: mechanical, type: carburetor, vintage part: yes, performance part: no,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, material: brass, sku: 9096796054323793,

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1 offer $400.00 USD
  • Offer #1: $400.00 price + $26.10 shipping estimate = $426.10* total. While it is not a performance part, it is a crucial component for maintaining and restoring aircraft engines from the past. The Stromberg Aircraft Carburetor L-4 Engine Model R7a R7a R7a is a vintage part made of brass, designed for mechanical choke type carburetors.+$26.10 shipping

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