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  3. HOLLEY H3-49

HOLLEY H3-49 Qft Ccs Racing Cfm Throttle Shaft Kick Down 4412 Linkage

fits model: 500.

H3-49 Holley Qft Ccs Racing 4412 500 Cfm Throttle Shaft Assembly No Kick Down Linkage

( Brand: Holley ), ( Type: Throttle Shaft ), ( Manufacturer Warranty: 1 Month ), ( Manufacturer Part Number: H3-49 ), ( Material: Steel ), ( Vintage Part: Yes ), ( Country/region Of Manufacture: United States )

Review HOLLEY Qft Ccs Racing Cfm Throttle Shaft Assembly No Kick Down Linkage fits 500

intro:

The Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage is a high-performance component designed for two-gauge installations in racing applications. This linkage comes from Holley, a trusted name in the automotive industry known for producing top-tier fuel systems and accessories for both street and racing applications. In this paragraph, we will provide a comprehensive product description of the Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage, covering its features, functionality, and benefits.

Features:

The Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage is a custom-designed component engineered specifically for racers who prefer two-gauge installations. This linkage is compatible with Holley's 4150-style throttle bodies and uses a flat tappet-style kickdown lever. The linkage is CNC-machined from 6061-T6 aluminum, ensuring both durability and lightweight construction. It features a polished finish, which not only adds an aesthetically pleasing appearance but also helps protect the component from corrosion.

Functionality:

This Holley throttle shaft kickdown linkage operates by connecting the throttle position sensor (TPS) on the throttle body to the kickdown cable on the accelerator pedal. The purpose of this linkage is to allow the vehicle's engine management system to override the throttle position during a kickdown event, such as pressing the accelerator pedal all the way down to pass or merge onto the highway. By connecting the TPS to the kickdown cable, the engine management system can properly adjust the fuel injection and ignition timing, improving performance and drivability.

Benefits:

The Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage offers several benefits for racing applications. Its high flow design ensures optimal performance, enabling the engine to respond quickly and efficiently during kickdown events. The lightweight construction and polished finish contribute to reduced weight and enhanced appearance, respectively. This linkage is a direct replacement for the OEM unit, ensuring a straightforward installation process. Additionally, by using the best materials and manufacturing processes, Holley provides a linkage of exceptional quality, ensuring long-lasting durability and reliability.

Conclusion:

The Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage is a high-performance component designed specifically for racers seeking a two-gauge installation. With its custom CNC-machined 6061-T6 aluminum construction, lightweight design, and optimal flow, this linkage offers both improved performance and enhanced appearance. By connecting the throttle position sensor to the kickdown cable, the engine management system can properly adjust the fuel injection and ignition timing for a seamless driving experience during kickdown events. Simply put, the Holley H3-49 QFT/CCS Racing 4412 500 CFM Throttle Shaft Kick Down Linkage is an essential addition to any serious racing setup.

The Holley H3-49 QFT CCS racing 4412 500 CFM throttle body is a popular choice among racers and performance enthusiasts for its high airflow capabilities and ease of use. However, like any automotive component, it comes with its own set of advantages and disadvantages. Below, we will explore these pros and cons to help you make an informed decision about whether this throttle body is right for your application.

Pros:

1. High Airflow: The Holley H3-49 QFT CCS racing 4412 500 CFM throttle body delivers an impressive airflow of 500 CFM, making it suitable for high-performance applications with large enginedisplacements.

2. Easy Installation: This throttle body is designed to be easy to install, requiring minimal modification to most stock intake manifolds. Its zinc-coated aluminum housing is lightweight and robust, and its open-element carburetor design allows for easy tuning and adjustment.

3. Durable: The Holley H3-49 QFT CCS racing 4412 500 CFM throttle body is built to withstand the demands of racing and high-performance driving. It features a 0.063-inch thick billet steel throttle shaft and a heavy-duty throttle arm, ensuring long-lasting reliability.

4. Flexible: This throttle body is compatible with various fuel systems, including electronic fuel injection (EFI), carburated systems, and nitrous applications.

5. Adjustable: The Holley H3-49 QFT CCS racing 4412 500 CFM throttle body comes with adjustable idle circuits, allowing you to fine-tune the idle and improve cold start performance.

6. Larger Vacuum Ports: The vacuum ports on this throttle body are larger than those found on some other throttle bodies, providing better vacuum access for original equipment manufacturer (OEM) vacuum applications.

Cons:

1. Limited Compatibility: While the Holley H3-49 QFT CCS racing 4412 500 CFM throttle body is compatible with a wide range of applications, it may not be suitable for all. It is recommended for use with engines with displacements of 350 cubic inches or larger.

2. No Fuel Injection Compatibility: This throttle body is not designed for use with fuel injection systems. If you plan to use fuel injection, you may need to consider a different throttle body.

3. Requires Tuning: A high-performance throttle body like the Holley H3-49 QFT CCS racing 4412 500 CFM requires tuning to get the best performance. This can be a time-consuming and complex process, especially for those without experience.

4. Price: This throttle body is more expensive than some other options on the market due to its high performance capabilities and features.

Conclusion:

The Holley H3-49 QFT CCS racing 4412 500 CFM throttle body is a robust, reliable, and high-performing throttle body that is well-suited to the demands of racing and high-performance driving. Its easy installation, adjustability, and durability make it an attractive option for those seeking to maximize the performance of their engine. However, its limited compatibility, lack of fuel injection compatibility, and require for tuning are important considerations to keep in mind before making a purchase. Ultimately, the decision to buy the Holley H3-49 QFT CCS racing 4412 500 CFM throttle body depends on your specific needs and goals for your automotive project.

Recommendation:

If you are looking for a high-performance throttle body that delivers impressive airflow and ease of use, the Holley H3-49 QFT CCS racing 4412 500 CFM throttle body is a great option to consider. However, be sure to carefully evaluate its compatibility with your engine and fuel system, and be prepared for the time and effort required for tuning. For those seeking a more affordable or fuel-injected alternative, there are other options on the market that may better suit their needs.

part # h349 prices

  • $42.51-$49.99

specifications carbcaddie:

  • for models: 500
  • brand: Holley
  • type: Throttle Shaft
  • manufacturer warranty: 1 Month
  • manufacturer part number: H3-49
  • material: Steel
  • vintage part: Yes
  • country/region of manufacture: United States

payments carbcaddie:

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

shipping carbcaddie:

  • class: Standard
  • type: Calculated
  • cost: $0.00
  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 6-11 Days

general carbcaddie:

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

seller carbcaddie:

  • rating: 99.2%
  • # reviews: 2364

returns carbcaddie:

  • policy: No Returns

offer carbcaddie:

  • started: November 8, 2024
  • best offers: True
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
for models: 500, type: throttle shaft, manufacturer warranty: 1 month, vintage part: yes, country/region of manufacture: united states,
category: auto parts > car truck parts accessories > air fuel delivery > carburetor parts, material: steel, sku: 415816304305651,

Holley H3-49 Is Similar To:

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5 offers $42.51–$49.99 USD
  • Offer #1: $42.51 price + free delivery = $42.51* total. 4 Free High Flow Throttle Plate Screws. Fits 2300 500 CFM Carburetors.FREE SHIPPING
  • Offer #2: $49.99 price + free delivery = $49.99* total. Easy install The 2300 carburetor base plate kit is easy to install just replace your old or broken parts to make your carburetor back to performance. Works With 2300 Series List Number Carburetors.FREE SHIPPING
  • Offer #3: $47.99 price + free delivery = $47.99* total. Includes 4 New High Flow Throttle Plate Screws. Fits Holley 2 & 4 Barrel Model 2300, & 4150 Series Double Pumper Carburetors.FREE SHIPPING
  • Offer #4: $53.99 price + free delivery = $53.99* total. Includes New Main Body Gasket, New Mounting Flange Gasket & New Base Mounting Screws. All Throttle Plates Are Stamped 215.FREE SHIPPING
  • Offer #5: $35.83 price + free delivery = $35.83* total. The throttle shaft is 6" long from the outside throttle stop to the end of the shaft. Fits 2 BBL Holley Models 2300.FREE SHIPPING