MARVEL SCHEBLER TSX-398 Carburetor Divco Um Rebuild

( Brand: Marvel Schebler ), ( Manufacturer Part Number: TSX-398 ), ( Type: Carburetor )

Review MARVEL SCHEBLER 398 Carburetor Divco Um Series Truck Older Rebuild fits TSX

The Marvel-Schebler TSX-398 carburetor, manufactured by Divco, is a high-performance, twin-thyroid, downdraft carburetor that has gained a reputable stance among hot rod and racing enthusiasts. Designed to provide optimal fuel delivery for high-powered engines, this carburetor is a revved-up version of the classic Schebler design.

At its core, the TSX-398 sports a unique twin-thyroid design, which features two internal accelerator pumps. This setup ensures efficient fuel delivery for larger engines and provides a smooth transition from idle to throttle application. The carburetor boasts a 398 cubic inch bore, permitting a sufficient airflow volume tailored for high-horsepower applications.

The TSX-398 carburetor's meticulously designed metering rods and jets yield precise fuel delivery during different operating conditions. A secondary metering system is incorporated to meet the fuel demands of high RPM levels, while the primary metering system caters to idle and cruising speeds. This dual-poly design offers an extended power band, allowing for consistent performance across a broader range of engine speeds.

The TSX-398's design touts an advanced vacuum secondary system. By utilizing this innovatively designed system, the vacuum-operated secondary needles grant an automatic enrichment at wide open throttle (WOT) conditions. This adds an essential element of drivability while maintaining ideal fuel mixtures, ensuring consistent power delivery and faster throttle response.

Furthermore, this carburetor sports adjustable idle mixtures, allowing users to fine-tune the idle to achieve a smooth idle quality and optimal engine performance. The easy-to-access adjustment screws are situated conveniently and are straightforward to access.

Constructed from premium quality materials, the TSX-398 carburetor can handle the extreme conditions often associated with high-performance applications. The stainless steel bodies provide exceptional durability and corrosion resistance, safeguarding against the harmful effects of extended exposure to harsh environments.

Additionally, the TSX-398 carburetor manifolds are scalloped and shaped for easy installation. The intake manifold gasket is situated between the carburetor and intake manifold to minimize air leaks while also simplifying the gasket change process.

Lastly, the TSX-398 comes complete with all essential hardware for a hassle-free installation process. This includes linkage hardware, fuel hoses, and gaskets required to install the unit onto a typical small-block Chevy or Ford engine platform.

In summary, the Marvel-Schebler TSX-398 carburetor by Divco is an expertly engineered, high-performance, and versatile carburetor. Its twin-thyroid design, dual-poly metering system, and advanced vacuum secondary system deliver optimal fuel mixtures and substantial power gains while ensuring smooth, consistent performance across the entire powerband.

The Marvel-Schebler TSX-398 carburetor, produced by Divco, is a popular choice among vintage vehicle enthusiasts due to its ability to deliver excellent performance in high-performance applications, particularly for engines with large displacement or high-revving characteristics. Here are some pros and cons of buying a rebuilt Marvel-Schebler TSX-398 carburetor:

1. High performance: The carburetor is renowned for its ability to deliver smooth, consistent fuel flow to high-performance engines. It exhibits excellent vacuum characteristics and responds well to fine tuning, making it a popular choice for hot rods, custom builds, and race cars.

2. Durability: Originally designed for aircraft applications, the Marvel-Schebler TSX-398 carburetor is built to last. It features a heavy-duty design and high-quality materials, ensuring long-lasting performance, even under the most demanding conditions.

3. Adaptability: The carburetor can be used in various applications, with adjustable jets and needles to accommodate engines with different specifications. It also accepts a variety of available accessories, such as electric choke, vacuum advance, and hydro-vac systems, to improve overall vehicle performance.

4. Available rebuild services: Divco, the official manufacturer, offers comprehensive rebuilding services for these carburetors. Rebuilt units come factory calibrated and suppliers carry a wide range of spare parts to ensure continued operation and maintenance.

1. Complex design: The Marvel-Schebler TSX-398 carburetor is a complex piece of machinery, which may require significant expertise and resources to install, tune, and maintain. Nevertheless, the potential rewards in terms of performance often justify the effort.

2. Cost: The price of a rebuilt Marvel-Schebler TSX-398 can be relatively high, making it a significant investment. However, given its reputation for performance and durability, some enthusiasts consider it a worthwhile expense.

3. Long lead times: Rebuilding a Marvel-Schebler TSX-398 carburetor can take weeks, depending on the availability of spare parts and the backlog of orders at Divco or other rebuilders. This may present a challenge for those needing their project completed on a tight schedule.

The Marvel-Schebler TSX-398 carburetor is a high-performance, durable, and adaptable solution suitable for vintage vehicle enthusiasts looking to improve their engine's performance. Although it comes with a significant cost and requires a skilled hand for installation and tuning, its performance capabilities and longevity often outweigh the challenges. Moreover, Divco offers comprehensive rebuilding services and spare parts to ensure its continued operation. Ultimately, the decision to purchase a rebuilt Marvel-Schebler TSX-398 carburetor comes down to the priorities and budget of the enthusiast. If optimal performance is a priority, and the investment is made with a clear understanding of the complexity involved, this carburetor is an excellent choice for enhancing your vintage engine.

For those looking to purchase a rebuilt Marvel-Schebler TSX-398 carburetor, it is recommended to conduct thorough research on installation, tuning, and maintenance procedures before making a purchase. Approach reputable rebuilders or dealers, discuss their processes and qualifications, and explore financing options if needed. Additionally, consider joining online forums or local clubs for helpful advice from experienced enthusiasts. By taking the time to ensure a successful installation and tuning process, the Marvel-Schebler TSX-398 carburetor can help deliver the desired performance enhancements and further increase the value and enjoyment of your vintage vehicle.

Details:

He was a mechanic and rebuild since the late 1930s bought business in 1950's. This part comes from my late grandfathers business and was rebuilt by him. Marvel-Schebler TSX 398 Updraft Carburetor Divco UM Series Truck - Older Rebuild. It is safe to say that this part has been sitting on a shelf for many years.

See photos for part, accessories and condition.

part #: tsx398 prices

• $74.98-$312.49

specifications carbcoon:

• for models: Tsx
• brand: Marvel Schebler
• mpn: Tsx-398
• type: Carburetor

shipping carbcoon:

• transit: 3-7 Days
• carrier: USPS, UPS
• type: Calculated
• service: USPS Ground Advantage, UPS Ground
• cost: $16.00
• class: Standard

payments carbcoon:

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

offer carbcoon:

• best offers: True
• started: February 3, 2025
• availability: In Stock
• sold: 0
• options: Ship-to-home
• quantity: 1

seller carbcoon:

• city: North Canton, Ohio
• # reviews: 390
• rating: 100.0%

returns carbcoon:

• policy: No Returns

general carbcoon:

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

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