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  3. SPEEDWAY 91511657

SPEEDWAY MOTORS 91511657 Carburetor Finish 3-BOLT 2-BARREL

91511657 Speedway Motors Primary 9 Super 7 3-bolt 2-barrel Carburetor Chrome Finish

( Brand: Speedway Motors ), ( Manufacturer Part Number: 91511657 ), ( Type: Carburetors ), ( Material: Cast Aluminum ), ( Universal Fitment: Yes ), ( California Prop 65 Warning: True )

Review SPEEDWAY MOTORS Primary Super 3-bolt 2-barrel Carburetor Chrome Finish

The Speedway 91511657 3-bolt 2-barrel carburetor is a high-performance addition to any engine setup. This carburetor boasts a classic 3-bolt design, which provides a secure and stable connection to the intake manifold. The 2-barrel configuration delivers an optimal air-fuel mixture for enhanced combustion and improved engine performance.

The carburetor features a finned aluminum body, which not only adds to its aesthetic appeal but also helps dissipate heat for reliable operation. The body is finished in a gleaming chrome plating, which not only looks great but also provides an additional layer of protection against the elements.

The carburetor comes with two 32/34 throat size barrels, which offer a good balance of power and fuel economy. The barrels are equipped with nickel-plated butterflies valves, which ensure smooth and consistent fuel delivery to the engine. The carburetor also includes a primary fuel bowl with a capacity of 1.3 quarts and a secondary fuel bowl with a capacity of 0.6 quarts.

The carburetor is equipped with a power valve, which helps to improve low-end torque and provide a more responsive throttle. It also includes a manual choke system, which ensures easy starting in cold weather conditions.

The carburetor is designed to fit most applications with a 3-bolt intake manifold and comes with all necessary hardware for installation. The gaskets are included, making the installation process even more convenient. The carburetor is also CARB (California Air Resources Board) approved, making it an excellent choice for those looking to meet emission regulations.

Overall, the Speedway 91511657 3-bolt 2-barrel carburetor is a high-performance, reliable, and stylish addition to any engine setup. Its classic design, combined with its modern features, makes it a popular choice among enthusiasts and professionals alike. Whether you're looking to improve the performance of your hot rod or restore a classic car, this carburetor is sure to meet your needs.

Pros and Cons of buying a Speedway 91511657 3-Bolt 2-Barrel Carburetor

The Speedway 91511657 3-Bolt 2-Barrel Carburetor is a popular choice for those seeking to enhance the performance of their vehicles. Like any other product, it has its advantages and disadvantages. In this analysis, we will discuss both the pros and cons to help you make an informed decision.

Pros:

1. Affordability: The Speedway 91511657 is relatively inexpensive compared to other aftermarket carburetors. This makes it an attractive option for those on a budget.

2. Easy Installation: This carburetor comes with straightforward installation instructions and is compatible with various vehicle makes and models.

3. Adjustability: The 3-bolt pattern and 2-barrel design provide easier adjustability for air/fuel mixtures, allowing for fine-tuning to optimize engine performance.

4. Improved Performance: The carburetor offers better fuel efficiency, increased horsepower, and improved throttle response compared to the stock carburetor.

5. Durable Construction: The carburetor features a robust design, making it resilient against the harsh conditions of regular usage.

Cons:

1. Limited Compatibility: Although the carburetor is versatile, it may not be compatible with all vehicle makes and models. Be sure to confirm compatibility before purchasing.

2. Potential for Leaks: As with any carburetor, there is a risk of fuel leaks. Proper installation and regular maintenance are essential to prevent this issue.

3. Need for Expert Tuning: While the carburetor is adjustable, some users may require professional tuning to achieve optimal performance.

4. Potential for Carburetor Float Bowl Clogging: The Speedway 91511657's float bowls may clog over time, leading to poor performance. Regular cleaning is necessary to prevent this.

Conclusion:

The Speedway 91511657 3-Bolt 2-Barrel Carburetor offers numerous advantages, including affordability, easy installation, adjustability, improved performance, and durable construction. However, it also has some disadvantages, such as limited compatibility, potential for leaks, the need for expert tuning, and potential float bowl clogging.

Recommendation:

If you're looking for a budget-friendly carburetor that offers improved performance and ease of use, the Speedway 91511657 could be an excellent choice. However, ensure that it is compatible with your vehicle, and be prepared for the potential need for expert tuning and regular maintenance. If you're unsure or have more significant performance requirements, consider investing in a more advanced carburetor or even considering an electronic fuel injection system.

Details:

Comes with a No. There are no provisions for a vacuum advance line. Original troublesome needle and seat replaced by a Grouse-style fuel inlet valve to better cope with higher pressures improved high speed running.

All-new tooling for crisp, flawless castings. Flooding or leaks caused by excessive fuel pressure do not indicate a faulty carburetor. Be sure to include the when installing multi-carb setups. Aesthetically, the 9 Super 7 is nearly identical to stock unit, minus large 97 logo that appeared on side and patent numbers found float bowl area.

Choke assembly, accelerator pump, and jets have all been faithfully retained accept standard Stromboli parts. Features such as the choke assembly, accelerator pump, main jets and cosmetics have all been faithfully retained. Perfection is the result. Jetting and power valve settings remain as they were for the original 97 carbs well cfm vacuum specs.

Includes base gasket. There is sufficient room for progressive linkage and the manual throttle that rotates over sleeve. Stainless steel screws and hardware. Note: Not recommended for use with Ethanol fuels.

New aluminum base assembly allows for cooler fuel temps and better efficiency as compared to the original cast iron design. Will not stick or dribble like the old Vito-tipped needle and seat setups. Speedway Motors has incorporated all of the improvements shown above while maintaining carburetors original look. Original equipment on 30s and 40s cars trucks, the Stromboli 97 has long been favored by Flathead builders, hot rudders racers who realized performance qualities of this timeless fuel supplier.

All that's required is an intake, a, and a little patience. Extended brass throttle shaft to simplify multi-carb linkage. Part # 91511657 Condition New Brand Speedway Motors Sold Each Details Info now offers a reproduction version of one the most popular 2 barrel carburetors ever used, original Stromboli 97. Modern Notarial float and Neoprene gaskets.

part #: 91511657 prices

  • $378.99-$2022.99

specifications carbcoon:

  • brand: Speedway Motors
  • mpn: 91511657
  • type: Carburetors
  • material: Cast Aluminum
  • universal fitment: Yes
  • california prop 65 warning: True

general carbcoon:

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

payments carbcoon:

  • credit card: Mastercard
  • other
  • wallet: Apple-pay

offer carbcoon:

  • availability: In Stock
  • started: June 25, 2025
  • options: Ship-to-home
  • sold: 0

returns carbcoon:

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

shipping carbcoon:

  • transit: 5-5 Days
  • cost: $0.00
  • service: Standard, Expedited
  • class: Standard, Expedited
  • type: Fixed

seller carbcoon:

  • rating: 99.2%
  • city: Lincoln, NE
  • # reviews: 323963
type: carburetors, universal fitment: yes, california prop 65 warning: true,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, material: cast aluminum, sku: 6859387288750631,

Speedway Motors 91511657 Is Similar To:

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3 offers $378.99–$2022.99 USD
  • Offer #1: $378.99 price + $0.00 shipping estimate = $378.99* total. These 9 Super 7 carburetors are built with 100% all new parts to ensure hassle free performance, Base assembly is aluminum instead of the original cast iron material to allow for cooler fuel temps and better fuel efficiency, The original troublesome needle and seat has been replaced by a Grose-style fuel inlet valve to better cope with higher fuel pressures and improved high speed running, A modern nitrophyl float and neoprene gaskets are used to accommodate modern fuels, The choke assembly, accelerator pump, and jets have all been faithfully retained and accept standard Stromberg parts.FREE SHIPPING
  • Offer #2: $2022.99 price + $0.00 shipping estimate = $2022.99* total. Original troublesome needle and seat replaced by a Grose-style fuel inlet valve to better cope with higher fuel pressures and improved high speed running, New aluminum base assembly allows for cooler fuel temps and better fuel efficiency as compared to the original cast iron design, Six carburetor setups come with two "primary" carbs and four "secondary" carbs, Grose-style jet valve wont corrode in modern fuel, something the original needle and seat units cant do, The choke assembly, accelerator pump, and jets have all been faithfully retained and accept standard Stromberg parts.FREE SHIPPING
  • Offer #3: $1011.99 price + $0.00 shipping estimate = $1011.99* total.FREE SHIPPING

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