HOLLEY R-1292-AS Nos Carburetor 639004 R-1593-AS 01593 3000T 470A 490A

( Brand: Holley ), ( Manufacturer Part Number: R-1292-AS ), ( Items Included: Gasket ), ( Vintage Part: Yes ), ( Placement On Vehicle: Front ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Ipn: 639004 ), ( Mounting Flange Type: Square Bore ), ( Oe/oem Part Number: R129as, 628455, H4-2140-sg ), ( Features: Governor ), ( Country/region Of Manufacture: United States ), ( Universal Fitment: No )

Review HOLLEY New Nos Carburetor White 3000t 470a 490a Eng

Holley 1292-AS R-Series 350 cid Carburetor (470-490 CFM)

The Holley 1292-AS R-Series 350 cid Carburetor is a high-performance, fuel-efficient solution designed for 350 cubic inch engines. This carburetor is part of Holley's R-Series line, which includes advanced features that cater to both street and racing applications.

The 1292-AS model comes with a primary venturi size of 470 cfm (cubic feet per minute) and a secondary venturi size of 490 cfm, offering excellent fuel flow and atomization for optimal engine performance. The carburetor is equipped with Holley's proven Accelerator Pump System, ensuring smooth and consistent power delivery under various driving conditions.

1. Full-length float bowls: These provide ample fuel capacity and minimize the risk of fuel starvation, ensuring consistent performance under heavy load conditions.

2. Adjustable secondary emulsion tubes: These allow fine-tuning of the secondary fuel mixture to optimize power band and overall engine performance.

3. Integrated electric choke: For easy cold starts, this carburetor features an integrated electric choke that can be controlled through the ignition switch.

4. Holley's proven vacuum secondary system: This system ensures that the secondary circuits receive the correct amount of vacuum for optimal fuel mixture adjustments.

5. Durable construction: The 1292-AS model is built with high-quality materials and precision machining, ensuring long-lasting performance and durability.

In summary, the Holley 1292-AS R-Series 350 cid Carburetor is an advanced, high-performance solution for 350 cubic inch engines, offering excellent fuel flow, atomization, and fine-tuning capabilities. Its robust construction and proven features make it an ideal choice for both street and racing applications.

The Holley R-1292-AS and R-1593-AS 0-1593 3000 TF series carburetors, specifically the 470A and 490A models, are popular choices among hot rod and performance enthusiasts due to their robust design, ease of tuning, and high-performance capabilities. However, like any automotive component, they come with their advantages and disadvantages.

1. Versatility: Holley carburetors are known for their adaptability to various engine applications, making them a popular choice for hot rods, custom builds, and high-performance vehicles.

2. Ease of Tuning: Holley carburetors offer a high degree of tunability, allowing users to fine-tune the mixture for optimal performance and fuel efficiency.

3. Durability: These carburetors are built to withstand the rigors of high-performance applications, featuring heavy-duty components and materials designed for longevity.

4. Large Air Flow Capacity: The 470A and 490A models can handle large airflow requirements, making them suitable for high-horsepower engines.

5. Wide Variety of Accessories: Holley offers a wide range of accessories and upgrades, allowing users to customize their carburetor to meet their specific needs.

1. Complexity: Holley carburetors can be more complex to install and tune compared to some other types of carburetors, which may require additional time and expertise.

2. Cost: These carburetors are often more expensive than some other options on the market, which may be a consideration for budget-conscious enthusiasts.

3. Maintenance: Holley carburetors require regular maintenance, including adjustments and cleanings, to ensure optimal performance.

The Holley R-1292-AS and R-1593-AS 0-1593 3000 TF series carburetors, specifically the 470A and 490A models, offer several advantages for hot rod and performance enthusiasts, including versatility, ease of tuning, durability, large airflow capacity, and a wide variety of accessories. However, they also come with some disadvantages, such as complexity, cost, and maintenance requirements.

If you're looking for a high-performance carburetor that offers a high degree of tunability, versatility, and durability, the Holley R-1292-AS and R-1593-AS 0-1593 3000 TF series carburetors, specifically the 470A and 490A models, are worth considering. However, be prepared for the complexity, cost, and maintenance requirements that come with these carburetors. If you're on a tight budget or prefer a simpler solution, there may be other carburetor options that better suit your needs.

Details:

Any questions. It fits a White 3000T truck with 460A engines. Like what you see. Buyer pays return shipping.

It replaces part number 628455. This Holley Carburetor, model R-1292-AS, is a high-quality replacement part for your vintage vehicle. What you see is what get. Please look closely at the pictures for condition before buying.

This means there could be some discoloration, markings, scratches, or other defect. It is new old stock. We combine shipping.

part #: r1292 prices

• $219.99-$314.99

specifications carbcoon:

• brand: Holley
• mpn: R-1292-as
• items included: Gasket
• vintage part: Yes
• placement on vehicle: Front
• choke type: Mechanical
• type: Carburetor
• ipn: 639004
• mounting flange type: Square Bore
• oe/oem part number: R129as, 628455, H4-2140-sg
• features: Governor
• country/region of manufacture: United States
• universal fitment: No

general carbcoon:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
• condition: New other see details

seller carbcoon:

• rating: 99.4%
• city: Andover, Minnesota
• # reviews: 4134

payments carbcoon:

• credit card: Visa
• other
• wallet: Paypal

offer carbcoon:

• options: Ship-to-home
• quantity: 1
• best offers: True
• availability: In Stock
• started: April 18, 2025
• sold: 0

returns carbcoon:

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

shipping carbcoon:

• type: Fixed
• cost: $22.72
• class: Standard
• carrier: USPS
• transit: 4-8 Days
• service: USPS Ground Advantage

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