HOLLEY 12R-4506B Carburetor Base Plate

( Brand: Holley ), ( Part Type: Carburetor Plate ), ( Manufacturer Part Number: 12R-4506B )

Review HOLLEY Carburetor Base Plate

The Holley 12-4506B Carburetor Base Plate is a crucial component for any hot rod or custom engine build. This base plate is specifically designed to support the Holley 12-710-1 4150 series double pumper carburetors, making it an essential addition to your engine setup.

The Holley 12-4506B Base Plate is meticulously crafted from high-quality aluminum material. Its sleek, polished finish not only enhances the overall appearance of your engine but also ensures superior durability. The plate is engineered with precision machining to ensure a perfect fit and seamless integration with your carburetor and intake manifold.

One of the standout features of this base plate is its versatility. It is designed to accommodate various intake manifold configurations, making it a suitable option for both stock and custom engine builds. Holley has thoughtfully included threaded holes for mounting accessory equipment, such as fuel pressure regulators, vacuum pumps, and water pumps, ensuring easy installation and customization.

The Holley 12-4506B Base Plate boasts an innovative design that allows for easy access to critical engine components. The large, open design of the base plate makes it simpler to perform routine maintenance tasks, such as adjusting the carburetor or checking fuel lines. Additionally, the base plate is equipped with a drain plug, making it easier to drain the carburetor bowl when needed.

The Holley 12-4506B Carburetor Base Plate is more than just a functional component; it is a statement piece that adds character and style to your engine build. Its polished aluminum finish, combined with its versatility and ease of use, makes it an excellent investment for any automotive enthusiast seeking to create a unique and high-performance engine setup.

The Holley 12-4506B carburetor is a popular choice for performance enthusiasts due to its high-performance capabilities. The base plate, specifically, plays a crucial role in the proper functioning of the carburetor. Here are some potential pros and cons of buying a Holley 12-4506B carburetor base plate:

1. Precise Fit: The base plate is designed to provide a perfect fit for the Holley 12-4506B carburetor, ensuring optimal performance.

2. Durability: The base plate is made of heavy-duty materials, ensuring it can withstand the rigors of high-performance applications.

3. Versatility: The base plate is compatible with a wide range of applications, making it a popular choice for various vehicles.

4. Improved Airflow: The base plate is designed to improve airflow to the carburetor, resulting in better performance and increased horsepower.

1. Cost: The Holley 12-4506B carburetor base plate may be more expensive than some other options on the market.

2. Complex Installation: Installing the base plate may require some level of mechanical expertise and experience, which could be a deterrent for some buyers.

3. Requires Specific Parts: The base plate may require specific mounting hardware or other components, which could add to the overall cost of the project.

The Holley 12-4506B carburetor base plate is a high-quality, durable component that can significantly improve the performance of a Holley 12-4506B carburetor. While it may be more expensive than some other options and require a complex installation, the benefits of improved airflow, precise fit, and durability make it a worthwhile investment for serious performance enthusiasts.

If you are looking for a high-performance carburetor base plate for your Holley 12-4506B carburetor, the Holley 12-4506B carburetor base plate is an excellent option. Its durable construction, precise fit, and improved airflow make it a popular choice among performance enthusiasts. However, be prepared for a complex installation process and a higher price tag compared to some other options on the market.

part # 12r4506b prices

• $89.99-$245.00

specifications carbcaddie:

• brand: Holley
• part type: Carburetor Plate
• manufacturer part number: 12R-4506B

payments carbcaddie:

• credit card: Diners-club
• wallet: Google-pay
• other

general carbcaddie:

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

seller carbcaddie:

• # reviews: 17619
• rating: 99.8%

returns carbcaddie:

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

shipping carbcaddie:

• type: Fixed
• transit: 3-7 Days
• class: Standard
• cost: $12.00
• carrier: USPS
• service: USPS Ground Advantage

offer carbcaddie:

• quantity: 1
• availability: In Stock
• options: Ship-to-home
• started: May 12, 2026
• sold: 0

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