SU AUD404T Carburetors Spitfire 1/4

( Brand: Su ), ( Manufacturer Part Number: AUD404T ), ( Choke Type: Mechanical ), ( Type: Carburetor )

Review SU Pair Genuine Carburetors 1/4 Inch For Triumph Spitfire fits HS2

The SU Carburetor HS2 1/4 for Triumph Spitfire is a high-performance carburetor designed to deliver optimal fuel efficiency and power to your vintage vehicle. This carburetor is specifically engineered for Triumph Spitfire models, ensuring a perfect fit and seamless integration with your engine.

The HS2 1/4 carburetor features a twin choke design, which improves engine idle stability and response. Each carburetor comes equipped with four 1.75-inch SU jetting main jets, allowing for precise fuel mixture adjustments to suit various driving conditions. Additionally, the carburetor includes two choke jets and two pilot jets, further enhancing its adaptability to different engine environments.

The HS2 1/4 carburetor boasts a robust construction, with a high-quality zinc alloy body that provides excellent resistance to corrosion and wear. The carburetor's meticulously crafted components, including the accelerator pump and needle valves, ensure reliable performance and longevity.

This SU carburetor is designed to accommodate various air filter configurations, offering flexibility in choosing the best filter for your Spitfire. Furthermore, it is compatible with a wide range of Spitfire engines, making it an excellent choice for both standard and high-performance applications.

Installing the HS2 1/4 carburetor in your Triumph Spitfire is a straightforward process, thanks to its simple yet effective design. The carburetor comes complete with all necessary hardware, including mounting brackets, gaskets, and bolts, making for a hassle-free installation experience.

In summary, the SU Carburetor HS2 1/4 for Triumph Spitfire is an exceptional upgrade for your vintage vehicle. Its twin choke design, precise jetting options, and robust construction make it an ideal choice for those seeking improved fuel efficiency, power output, and reliability in their Spitfire engine.

The SU carburetors HS2 1/4 for Triumph Spitfire are widely used in this classic British sports car due to their reliability and performance. However, like any automotive component, they come with their own set of pros and cons.

1. Widely Available: SU carburetors are widely available in the aftermarket, making it easier for Spitfire owners to find replacements.

2. Familiarity: Many Spitfire owners are already familiar with the SU carburetors, as they were originally used in these vehicles.

3. Performance: SU carburetors offer good performance, especially when properly tuned.

4. Adjustability: These carburetors offer good adjustability, allowing owners to fine-tune the mixture for optimal performance.

1. Complexity: SU carburetors are known for their complexity, which can make adjustments and maintenance more challenging for some owners.

2. Fuel Economy: Compared to modern fuel injection systems, SU carburetors may not offer the best fuel economy.

3. Emissions: These carburetors may not meet modern emissions standards, making them less ideal for use in areas with strict regulations.

4. Cost: Replacement parts for SU carburetors can be more expensive than some modern alternatives.

The SU carburetors HS2 1/4 for Triumph Spitfire offer good performance and are widely available, but they also come with their own set of challenges, such as complexity and cost. If you're looking for a more modern and efficient alternative, you may want to consider a fuel injection system. However, if you're a classic car enthusiast who values the authenticity and performance of the original components, then these carburetors may be the right choice for you. Ultimately, the decision depends on your priorities, budget, and personal preference.

If you're set on using SU carburetors for your Triumph Spitfire, I would recommend investing in a good set of tools and resources to help you properly tune and maintain them. This may include a good carburetor sync tool, a set of adjustable wrenches, and a good reference manual. Additionally, consider joining a community of Spitfire owners or seeking out the advice of a knowledgeable mechanic to help you get the most out of your SU carburetors.

Details:

1/4' barrel. Great condition. Rebuilt SU carbs for my 1300 cc engine.

part #: aud404t price

• $1449.95

specifications carbcoon:

• for models: Hs2
• for makes: Triumph
• brand: Su
• mpn: Aud404t
• choke type: Mechanical
• type: Carburetor

offer carbcoon:

• best offers: True
• quantity: 1
• started: July 12, 2025
• options: Ship-to-home
• sold: 0
• availability: In Stock

general carbcoon:

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

seller carbcoon:

• rating: 100.0%
• city: Arroyo Grande, California
• # reviews: 36

returns carbcoon:

• policy: No Returns

payments carbcoon:

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

shipping carbcoon:

• service: USPS Priority Mail
• transit: 4-10 Days
• carrier: USPS
• class: Expedited
• cost: $21.40
• type: Calculated

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