SU AUC728 Tf Carburetor

( Brand: Su ), ( Manufacturer Part Number: AUC728 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Items Included: Gasket ), ( Material: Alloy, Aluminum, Brass ), ( Vintage Part: Yes ), ( Country Of Origin: United Kingdom )

Review SU Mg Tf Carburetor Pair Fully Restored And Original fits H4

The SU AUC728 TF H4 Carburetor is a high-performance fuel delivery system designed for applications that demand precise and consistent fuel mixture delivery. This carburetor is part of the SU (Solex Union) Classic Series, which is known for its reliability, durability, and ease of tuning.

The SU AUC728 TF H4 Carburetor features a twin-choke design, which utilizes two independent intake tracts and two separate throttle valves. This design provides improved idle stability and smoother throttle response, making it an excellent choice for vintage cars, hot rods, and other high-performance applications.

The TF variant of this carburetor is equipped with a fully adjustable transfer port system, which allows for fine-tuning of the fuel mixture delivery. The transfer ports are adjustable for both idle mixture and main jet size, providing a wide range of adjustability to optimize fuel mixture delivery for different engine conditions and altitudes.

The SU AUC728 TF H4 Carburetor also comes with a high-performance air cleaner element, which ensures clean intake air and helps to maintain engine performance. The air cleaner element is easily accessible, making it simple to replace or clean as needed.

The carburetor body is made from high-quality aluminum alloy, which provides excellent heat dissipation and resistance to corrosion. The fuel bowls are constructed from impact-resistant plastic, and the carburetor comes with a set of hard anodized aluminum floats that provide long-lasting durability and excellent fuel level sensing capability.

The SU AUC728 TF H4 Carburetor is suitable for use with both gasoline and methanol fuel, making it a versatile choice for a wide range of applications. It is also compatible with a wide range of ignition systems, including points and electronic ignition systems.

In summary, the SU AUC728 TF H4 Carburetor is a high-performance, twin-choke carburetor that offers excellent tunability, reliability, and durability. Its adjustable transfer port system, high-quality materials, and compatibility with a wide range of fuels and ignition systems make it an excellent choice for vintage cars, hot rods, and other high-performance applications.

The SU AUC728 TF H4 carburetor is a popular choice for classic car and motorcycle restorations due to its historical significance and performance capabilities. Here are some pros and cons to consider before purchasing this carburetor:

1. Historical Significance: The SU AUC728 TF H4 is a classic carburetor that has been used in various vintage vehicles for decades. Installing one in your restoration project can add authenticity and value to your vehicle.

2. Performance: This carburetor is known for its smooth and responsive performance, making it a popular choice among enthusiasts. It also offers good fuel economy and can handle a wide range of engine sizes and configurations.

3. Adjustability: The SU AUC728 TF H4 offers a high level of adjustability, allowing you to fine-tune the carburetor for optimal performance based on your specific engine and driving conditions.

4. Durability: This carburetor is built to last, with high-quality materials and construction that can withstand the rigors of regular use.

1. Complexity: The SU AUC728 TF H4 is a complex carburetor that requires a certain level of expertise to install and tune correctly. It may not be the best choice for beginners or those with limited experience.

2. Cost: This carburetor can be more expensive than some modern alternatives, especially when you factor in the cost of any necessary tools and accessories.

3. Availability: Due to its age and historical significance, the SU AUC728 TF H4 can be difficult to find in good condition and at a reasonable price. You may need to search extensively or pay a premium for a good used unit.

The SU AUC728 TF H4 carburetor is a high-performance, durable, and historically significant option for classic car and motorcycle restorations. However, it comes with a complex installation process, a higher cost compared to modern alternatives, and limited availability. If you have the expertise, resources, and desire for authenticity, then this carburetor may be the right choice for you. Otherwise, you may want to consider more modern and user-friendly options.

If you are serious about restoring a classic vehicle and want to use an authentic SU carburetor, then the AUC728 TF H4 is an excellent choice. However, if you are a beginner or looking for a more user-friendly and cost-effective option, you may want to consider a modern carburetor or even an electronic fuel injection system. Ultimately, the decision depends on your specific needs, resources, and goals for your restoration project.

Details:

Fully Restored: Re-bushed bodies, new throttle shafts discs, GJ needles, all steel bits replanted, and everything else that would be Supplied in a Master Rebuild kit. Completeness Full master rebuild by an experienced SU Carburetor expert, using parts exclusively procured from Burden in the UK.

part #: auc728 price

• $1195.00

specifications carbcoon:

• for models: H4
• brand: Su
• mpn: Auc728
• choke type: Mechanical
• type: Carburetor
• items included: Gasket
• material: Alloy, Aluminum, Brass
• vintage part: Yes
• country of origin: United Kingdom

general carbcoon:

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

payments carbcoon:

• credit card: Mastercard
• other
• wallet: Paypal

shipping carbcoon:

• cost: $40.00
• transit: 7-13 Days
• service: UPS Ground Saver
• class: Economy
• carrier: UPS
• type: Fixed

offer carbcoon:

• sold: 0
• started: March 17, 2026
• quantity: 1
• options: Ship-to-home
• availability: In Stock

seller carbcoon:

• rating: 100.0%
• # reviews: 951
• city: Aledo, Texas

returns carbcoon:

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

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