HOLLEY 021502 Methanol Double Pumper Carburetor

( Brand: Holley ), ( Manufacturer Part Number: 021502 ), ( Type: Carburetor ), ( Mounting Flange Type: Square Bore ), ( Material: Alloy ), ( Features: Progressive Linkage ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review HOLLEY Vintage Methanol Double Pumper Carburetor fits 390

The Holley 021502 390 Methanol Double Pumper Carburetor is a high-performance fuel delivery system specifically designed for methanol-fueled race engines. This carburetor is engineered to provide precise fuel delivery and consistent throttle response, enabling racers to extract maximum power from their engines.

The 390 cfm double pumper design features two independent fuel pumps, each with its own fuel bowls and fuel circuits. This configuration helps to ensure a constant fuel supply to the engine under high-demand conditions. The fuel pumps are driven by a robust gear drive system that is designed to withstand the harsh conditions of methanol racing.

The carburetor body is machined from billet aluminum and features a polished finish, giving it a sleek and stylish appearance. The top of the carburetor is fitted with a CNC-machined aluminum intake manifold, which provides a smooth and even fuel distribution path to the engine. The intake manifold also includes provisions for mounting fuel pressure regulators and fuel pressure gauges.

The Holley 021502 390 Methanol Double Pumper Carburetor comes with a set of adjustable needle and jet kit, allowing users to fine-tune the fuel delivery to their specific engine and fuel conditions. The needle and jet kit includes a range of options to accommodate different fuel densities and engine sizes. The carburetor also includes an adjustable power valve, which helps to maintain proper fuel pressure and fuel delivery under various engine loads.

Other notable features of the carburetor include a removable fuel bowl gasket and a fuel level sight plug, which make fuel bowl maintenance and inspection easier. The carburetor also includes a built-in fuel pressure relief valve, which helps to prevent fuel surges and pressure spikes that can damage the engine.

In summary, the Holley 021502 390 Methanol Double Pumper Carburetor is a high-performance and reliable fuel delivery system for methanol-fueled race engines. Its robust design, precise fuel delivery, and adjustable fuel delivery options make it an ideal choice for racers seeking to extract maximum power and consistency from their engines.

The Holley 021502 390 Methanol Double Pumper Carburetor is a popular choice for racing applications that use methanol fuel. Here are some pros and cons that may help you decide if this carburetor is the right one for your needs.

1. Designed specifically for methanol fuel, making it an ideal choice for racing applications that use this type of fuel.

2. Double pumper design provides excellent vacuum secondaries, which can help improve engine performance and power output.

3. Holley's advanced design and manufacturing processes ensure precise fuel metering and delivery, which can help improve fuel economy and reduce emissions.

4. The carburetor comes with various adjustments and fine-tuning capabilities, allowing you to customize the fuel mixture for your specific engine and racing conditions.

5. Holley offers excellent customer support, including technical assistance and replacement parts, which can help ensure that you get the most out of your carburetor investment.

1. The Holley 021502 390 Methanol Double Pumper Carburetor is a more expensive option compared to some other carburetors on the market.

2. Installation and setup can be complex, requiring a significant amount of time and expertise to properly tune the carburetor for your specific engine and racing conditions.

3. The carburetor may require more frequent maintenance and adjustments compared to some other types of carburetors, due to the demands of methanol fuel and high-performance racing applications.

The Holley 021502 390 Methanol Double Pumper Carburetor is a high-performance option for racing applications that use methanol fuel. Its advanced design and manufacturing processes, combined with its precise fuel metering and delivery capabilities, make it an excellent choice for those who demand the best in engine performance and power output. However, its complex installation and setup process, as well as its higher cost compared to some other options, may make it a less attractive choice for some racers. Ultimately, the decision to purchase this carburetor will depend on your specific racing application, budget, and level of expertise.

If you're looking for a high-performance methanol carburetor for your racing application, the Holley 021502 390 Methanol Double Pumper Carburetor is an excellent option to consider. Its advanced design and manufacturing processes, combined with its precise fuel metering and delivery capabilities, can help you get the most out of your engine and racing conditions. However, be prepared for a complex installation and setup process, as well as a higher cost compared to some other options. If you're not comfortable with this level of complexity or cost, you may want to consider other options that are more suitable for your specific needs and budget.

Details:

Holley HP mechanical secondary double pumper alcohol carb, list # 021502. Nifty booster guy wires. Needs a bit of cleaning and new gaskets for sure but there is good carb here. Has all the original parts, HP four-corner metering blocks, etc.

Primary throttle plates are punched; base plate assembly otherwise appears solid.

part #: 021502 prices

• $62.95-$575.00

specifications carbcoon:

• for models: 390
• brand: Holley
• mpn: 021502
• type: Carburetor
• mounting flange type: Square Bore
• material: Alloy
• features: Progressive Linkage
• vintage part: Yes
• country of origin: United States

shipping carbcoon:

• transit: 2-6 Days
• type: Fixed
• carrier: USPS
• class: Standard
• service: USPS Ground Advantage
• cost: $0.00

returns carbcoon:

• time: 14 Days
• paid by: Seller
• policy: Returns Accepted

seller carbcoon:

• # reviews: 949
• rating: 100.0%
• city: Minneapolis, Minnesota

general carbcoon:

• Car Truck Parts Accessories > Air Fuel Delivery > Carburetors
• condition: For parts or not working

payments carbcoon:

• wallet: Paypal
• other
• credit card: Visa

offer carbcoon:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: January 21, 2026

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