1. USED Car/Truck Carburetors Items
  2. sku: 1988438489400641
  3. HOLLEY 3740997

HOLLEY 3740997 Dual Heads Cylinder 4053DZ 270 245

fits model: 2x4, Corvette, Quad. make: Chevy. year: 1957.

3740997 Holley 4053dz 1957 Corvette Chevy 2x4 270 245 Hp Real Dual Quad Heads 997 Cylinder

( Brand: Holley ), ( Type: Carburetor ), ( Ipn: 4053dz ), ( Vintage Part: Yes )

Review HOLLEY Chevy 270 245 Hp Real Dual Heads 997 Cylinder fits CORVETTE QUAD 2X4 1957

The Holley 4-1 Dual Quad Introducer Kit, model number 4053dz, is a high-performance upgrade for your 1957 Corvette with a Chevy 270 small block engine. This kit is specifically designed to work with Holley 245 dual quad carburetors, and it features a unique 4-1 collector design that provides improved power and torque by reducing exhaust backpressure.

The Holley 4053dz kit includes everything you need to upgrade your Corvette's exhaust system to a 4-1 collector, including two 9-bolt collectors, two 2.5-inch primary tubes, and all necessary hardware. The collectors are designed to seamlessly integrate with your existing dual quad intake and exhaust manifolds, making installation a straightforward process.

One of the standout features of the Holley 4053dz kit is its high-quality construction. The collectors are made from heavy-duty 304 stainless steel, which is both corrosion-resistant and durable. The collectors are also polished to a mirror finish, which not only looks great but also helps reduce exhaust flow turbulence for improved performance.

The Holley 4053dz kit is easy to install, thanks to its modular design and included installation instructions. The kit includes all necessary gaskets, bolts, and hardware, and it can be installed using standard hand tools. The kit also includes a set of high-flow performance exhaust valves, which help improve exhaust flow and reduce backpressure even further.

In terms of performance, the Holley 4053dz kit is a game-changer for any Corvette with a 270 small block engine. By reducing exhaust backpressure and improving exhaust flow, the kit helps increase engine power and torque, making your Corvette faster and more responsive. The kit is also designed to work with Holley's 245 dual quad carburetors, which provide excellent air/fuel mixture control and help maximize engine performance.

In conclusion, the Holley 4053dz 4-1 Dual Quad Introducer Kit is a high-quality, performance-enhancing upgrade for any 1957 Corvette with a 270 small block engine. With its robust construction, easy installation, and impressive performance gains, this kit is a must-have for any Corvette enthusiast looking to take their car to the next level.

Pros of buying Holley 4053dz 1957 Corvette Chevy 3740997 270 245 Dual Quad Heads:

1. Increased Horsepower: Holley's 4053dz dual quad carburetors are known for their ability to increase horsepower and torque, making your 1957 Corvette more powerful and faster.

2. Improved Fuel Efficiency: The Holley 4053dz carburetors are designed to improve fuel efficiency, reducing your fuel consumption and saving you money in the long run.

3. Easy Installation: Holley carburetors are known for their ease of installation, making it simple for even novice car enthusiasts to install it themselves.

4. Customizable: The Holley 4053dz carburetors can be customized to fit your specific engine and driving style, allowing you to fine-tune your car's performance to meet your needs.

5. High-Quality Construction: Holley carburetors are made with high-quality materials and construction, ensuring that they last for many years and provide reliable performance.

Cons of buying Holley 4053dz 1957 Corvette Chevy 3740997 270 245 Dual Quad Heads:

1. High Cost: Holley carburetors are not cheap, and the 4053dz model is no exception. The cost of the carburetor itself, as well as any necessary modifications to your engine or intake system, can add up quickly.

2. Complexity: While Holley carburetors are generally easy to install, the dual quad setup can be complex and may require some technical knowledge to set up properly.

3. Maintenance: Holley carburetors require regular maintenance, including cleaning and adjustments, to ensure that they continue to perform at their best.

4. Compatibility: While Holley carburetors are compatible with a wide range of engines, you should ensure that the 4053dz model is compatible with your specific 1957 Corvette and engine before purchasing.

Conclusion:

If you're looking to increase the horsepower and performance of your 1957 Corvette, the Holley 4053dz dual quad carburetor is a great option. However, you should be prepared for the high cost and potential complexity of installation and maintenance. With proper research and preparation, you can ensure that this carburetor is a worthwhile investment in your classic car.

Recommendation:

If you're considering purchasing the Holley 4053dz dual quad carburetor for your 1957 Corvette, we recommend doing your research first. Make sure that it's compatible with your engine and that you have the necessary technical knowledge to install and maintain it. Additionally, consider the cost of the carburetor itself, as well as any necessary modifications to your engine or intake system. With proper preparation and research, the Holley 4053dz dual quad carburetor can provide significant performance improvements for your classic Corvette.

Details:

I will guarantee that the heads mag OK. Size and weight will determine the shipping cost. All of the bosses for heads bolts are intact with no issues. CLEANED BLASTED MAG CHECKED These are GM cast# 3740997 and dated B-18-7 B-19-7.

1957 Corvette 3740997 2X4 270 245 HP real dual Quad HEADS L-6-6 CYLINDER a very nice pair BONE STOCK - CASTINGS NO PORTS OR MODS. The heads were removed from an engine years ago and then stored away. These are as nice one could hope to find they have not been altered in any way. The brand is GM, and the type Dual Quad heads with OE/OEM part number Fuel Injection FI manufacturer 997, 3740997.

SEE PICS of 1957 Chevy Corvette 2X4 cylinder heads. Inventory of stock varies from day.

part #: 3740997 prices

  • $2000.00-$3500.00

specifications carbcoon:

  • for models: 2x4, Corvette, Quad
  • for makes: Chevy
  • for years: 1957
  • brand: Holley
  • type: Carburetor
  • ipn: 4053dz
  • vintage part: Yes

payments carbcoon:

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

offer carbcoon:

  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: September 6, 2024
  • quantity: 1

seller carbcoon:

  • rating: 99.1%
  • # reviews: 5713
  • city: San Diego, California

returns carbcoon:

  • policy: No Returns

general carbcoon:

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

shipping carbcoon:

  • carrier: UPS
  • type: Fixed
  • transit: 5-8 Days
  • cost: $155.00
  • class: Standard
  • service: UPS Ground
for models: 2x4, corvette, quad, for makes: chevy, for years: 1957, type: carburetor, vintage part: yes,
category: auto parts > car truck parts accessories > air fuel delivery > carburetors, sku: 1988438489400641,

Holley 3740997 Is Similar To:

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5 offers $2000.00–$3500.00 USD
  • Offer #1: $3500.00 price + $44.81 shipping estimate = $3544.81* total. Even has the original 15 degree tube choke pulloff and white stripe pulloff vacuum hose.+$44.81 shipping
  • Offer #2: $2650.50 price + $65.00 shipping estimate = $2715.50* total. You pick the date. & (1968 only !).+$65.00 shipping
  • Offer #3: $2000.00 price + $0.00 shipping estimate = $2000.00* total. The 4053 DZ carb was used on the Chevelle, El Camino, Nova and camaro and Z28 396/375hp 302/290hp.FREE SHIPPING
  • Offer #4: $2395.00 price + $0.00 shipping estimate = $2395.00* total. The carburetor is then acid etched like an original factory carburetor. This would be perfect for a tribute Z28 or L78 car that might not be 100% numbers matching.FREE SHIPPING
  • Offer #5: $1750.00 price + $15.00 shipping estimate = $1765.00* total. Still perfectly fine and doesn t need repair but it can be easily by a variety of folks Make offer if needed Tough to find more original than this.+$15.00 shipping

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