1. USED Car/Truck Carburetors Items
  2. sku: 8607418389171752
  3. DODGE 6R4578B

DODGE 6R4578B Van Carburetor 150 3.7L

fits model: 250, Ram. make: Dodge. year: 1981–1982.

6r4578b Dodge 81 82 1982 Ram Van Pickup 150 250 Carburetor 3.7l Reman Fast Ship

( Manufacturer Part Number: 6R4578B ), ( Material: Alloy ), ( Vintage Part: Yes ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Mounting Flange Type: Oe ), ( Manufacturer Warranty: 1 Month ), ( Universal Fitment: No ), ( Country Of Origin: United States )

Review DODGE Van Pickup 150 Carburetor 3.7l Reman Fast Ship fits RAM 250 1981–1982

Introducing the Dodge 6R4578B carburetor, a crucial component for the 1982 Ram Van 150 and 250 models with a 3.7L engine. This carburetor, manufactured by Holley, is a two-barrel design, offering optimal fuel efficiency and power delivery for your vehicle.

The 6R4578B is engineered to provide a smooth and consistent idle, ensuring a stable and reliable driving experience. It achieves this through its advanced vacuum secondary system, which delivers an ideal fuel-air mixture under all engine loads and conditions. This results in improved throttle response, as well as enhanced fuel economy.

One of the standout features of this carburetor is its adjustability. With fine-tuned adjustments for both idle mixture and main jets, you can easily customize the carburetor to meet your specific vehicle's requirements. Additionally, a built-in air bleed system simplifies the process of removing air bubbles from the fuel system, ensuring a constant and steady fuel flow.

The 6R4578B is also designed for easy installation. It comes complete with a mounting pad, mounting hardware, and all necessary gaskets, making the installation process quick and hassle-free. Moreover, it is compatible with various accessories, such as air cleaners, intake manifolds, and throttle linkages, providing you with flexibility in customizing your engine setup.

This carburetor is crafted with high-quality materials and precision manufacturing techniques, ensuring durability and longevity. It features a robust cast aluminum body, which is resistant to corrosion and wear, as well as heavy-duty internal components that can withstand the demands of everyday driving.

In conclusion, the Dodge 6R4578B carburetor is an excellent choice for those seeking improved performance, dependability, and ease of use for their 1982 Ram Van 150 and 250 models with a 3.7L engine. With its advanced features, adjustability, and ease of installation, this carburetor is the perfect solution for enhancing the overall driving experience of your vehicle.

The Dodge 6R4578B carburetor was used in 1982 Ram Van 150 and 250 models with the 3.7L engine. Here are some pros and cons of buying this carburetor for potential restoration or replacement projects.

Pros:

1. Availability: The 6R4578B is a commonly used carburetor in Dodge vans of the era, making it relatively easy to find and purchase.

2. Cost-effective: Compared to newer fuel injection systems, a carburetor like the 6R4578B is generally more cost-effective to purchase and maintain.

3. Familiarity: Carburetors are a well-established technology, and many mechanics and enthusiasts are familiar with their operation and troubleshooting.

4. Performance: Properly tuned, the 6R4578B can provide good performance and drivability.

Cons:

1. Complexity: Carburetors are complex systems with many moving parts, which can make them more prone to issues and require more maintenance.

2. Emissions: Older carburetors like the 6R4578B do not meet modern emissions standards, which can make them illegal to use in some areas.

3. Fuel efficiency: Carburetors generally do not offer the same level of fuel efficiency as modern fuel injection systems.

4. Tuning: Properly tuning a carburetor can be a challenging process, requiring extensive knowledge and experience.

Conclusion:

The decision to buy a Dodge 6R4578B carburetor depends on the specific use case and goals of the project. If you're working on a restoration project or simply prefer the feel and sound of a carbureted engine, then this may be a good option for you. However, if you're looking for the best fuel efficiency, ease of use, or modern emissions compliance, then you may want to consider other options, such as a fuel injection system. Ultimately, the choice is yours, and it's important to weigh the pros and cons carefully before making a decision.

Recommendation:

If you're set on using a carburetor, then the Dodge 6R4578B is a solid choice due to its availability and cost-effectiveness. However, I would recommend thoroughly researching the carburetor's tuning requirements and considering purchasing it from a reputable seller to ensure that you receive a functional and properly calibrated unit. Additionally, if you're planning to use the van for daily driving or in areas with strict emissions regulations, you may want to consider alternative options, such as a fuel injection system or an electric vehicle conversion.

Details:

Some computers/modules/radios may need to be programmed. Smaller items may also ship USPS. Please refer to pictures, and part numbers for proper fitment. Shipping outside the US is available upon request.

Any other information pertaining to the part such as engine size, transmission type, etc. All shipping covers the lower 48 states only. And also what your original issue was that you're trying to resolve. The fitment guides are a good reference but not always completely accurate.

Other parts such as accessories, bulbs, wiring, etc. May be pictured and included however the taillight housing is only item sold covered under any warranty stated.

part #: 6r4578b price

  • $199.95

specifications carbcoon:

  • for models: 250, Ram
  • for makes: Dodge
  • for years: 1981-1982
  • mpn: 6r4578b
  • material: Alloy
  • vintage part: Yes
  • choke type: Mechanical
  • type: Carburetor
  • mounting flange type: Oe
  • manufacturer warranty: 1 Month
  • universal fitment: No
  • country of origin: United States

general carbcoon:

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

returns carbcoon:

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

offer carbcoon:

  • sold: 0
  • started: October 23, 2025
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock

shipping carbcoon:

  • service: USPS Ground Advantage
  • transit: 4-8 Days
  • carrier: USPS
  • class: Standard
  • cost: $10.00
  • type: Fixed

payments carbcoon:

  • credit card: Mastercard
  • other
  • wallet: Paypal

seller carbcoon:

  • # reviews: 8602
  • rating: 99.8%
  • city: Goode, Virginia
for models: 250, ram, for makes: dodge, for years: 1981-1982, vintage part: yes, choke type: mechanical, type: carburetor, mounting flange type: oe, manufacturer warranty: 1 month, universal fitment: no, country of origin: united states,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, material: alloy, sku: 8607418389171752,

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