3905849 Nos Holley Carburetor Kit Floats 67 68 69

( Brand: General Motors ), ( Type: Gasket Kit ), ( Manufacturer Part Number: 3905849 ), ( Vintage Part: Yes ), ( Country/region Of Manufacture: United States )

Review GENERAL MOTORS Nos 67 68 69 Holley Carburetor Kit And Floats fits CORVETTE CHEVELLE NOVA 1965–1970

Introducing the Holley 3905849 Carburetor Kit, a premier solution for enhancing the performance of your 1965, 1966, 1967, 1968, or 1969 Chevelle, Corvette, or Nova. This kit comes equipped with a set of Holley 4150 Series Double-Pumper Carburetors, specifically designed to deliver reliable and consistent fuel delivery for optimal engine performance.

The Holley 3905849 Carburetor Kit includes a number of key components, each meticulously engineered for superior functionality. These components include:

1. Two Holley 4150 Double-Pumper Carburetors: Each carburetor features a 670 CFM primary venturi and a 770 CFM secondary venturi, providing ample fuel flow for high-performance applications. The double-pumper design ensures smooth idle and excellent vacuum secondaries for improved performance under load.

2. Holley Ultra Lite Intake Manifold: This lightweight intake manifold is CNC-machined from aluminum for a perfect fit and exceptional strength. It features integrated throttle bodies, making installation easier and more efficient.

3. Holley 135 LS-Swap Throttle Bodies: These throttle bodies are designed for use with LS engines, ensuring a seamless integration with your classic Chevelle, Corvette, or Nova. They feature a 1.6:1 ratio and a unique design that allows for easy adjustment of the idle mixture.

4. Holley PowerValve II System: This innovative system includes a power valve and associated plumbing, allowing for improved vacuum secondaries operation. The PowerValve II system helps to eliminate flat spots and improves overall drivability.

5. Holley Electric Choke: This high-performance electric choke ensures quick and reliable starting in any conditions. It features a durable design and easy-to-use adjustment knob for fine-tuning your starting performance.

6. Holley Carburetor Kit Hardware: The kit includes all necessary hardware for installation, including mounting brackets, bolts, and washers. This ensures a hassle-free installation process and a secure fit.

The Holley 3905849 Carburetor Kit is not only designed for superior performance but also for ease of installation. Each component is engineered to fit perfectly in your classic Chevelle, Corvette, or Nova, making the upgrade process as simple and straightforward as possible.

With the Holley 3905849 Carburetor Kit, you'll experience improved throttle response, increased engine power, and smoother idling. It's the perfect solution for those seeking to enhance the performance of their classic muscle car while retaining its original character and charm.

Buying a Holley carburetor kit for your 1965-1970 Chevelle, Corvette, Nova, or similar vehicle can offer several benefits, but it also comes with some potential drawbacks. Here's a brief analysis of each:

1. Enhanced Performance: Holley carburetors are known for their ability to deliver excellent fuel delivery and airflow, which can lead to improved engine performance.

2. Customization: Holley offers a wide range of customization options, allowing you to tailor the carburetor to your specific engine and driving style.

3. Durability: Holley carburetors are built to last, using high-quality materials and precision manufacturing techniques.

4. Fuel Economy: A properly tuned Holley carburetor can help improve your vehicle's fuel economy.

5. Better Idle and Cruise: Holley carburetors offer smooth idle and consistent cruise, making your driving experience more enjoyable.

1. Cost: Holley carburetor kits can be more expensive than stock or aftermarket alternatives.

2. Complexity: Installing a Holley carburetor kit can be more complex than installing a stock or aftermarket carburetor, requiring more time and expertise.

3. Maintenance: Holley carburetors require more frequent maintenance than some other types of carburetors.

4. Tuning: Properly tuning a Holley carburetor kit can be a challenge, especially for those without extensive experience.

A Holley carburetor kit can provide significant performance benefits and customization options for your 1965-1970 Chevelle, Corvette, or Nova. However, it also comes with some potential drawbacks, including cost, complexity, maintenance requirements, and tuning challenges.

If you're serious about improving your vehicle's performance and are willing to invest the time, money, and expertise required to properly install and tune a Holley carburetor kit, then it can be a worthwhile investment. However, if you're looking for a more affordable and less complex option, you may want to consider a stock or aftermarket carburetor instead. Ultimately, the decision depends on your goals, budget, and level of experience.

part # 3905849 prices

• $150.00-$400.00

specifications carbcaddie:

• for models: Corvette, Chevelle, Nova
• for years: 1965-1970
• brand: General Motors
• type: Gasket Kit
• manufacturer part number: 3905849
• vintage part: Yes
• country/region of manufacture: United States

shipping carbcaddie:

• cost: $6.00
• class: Standard
• service: USPS Ground Advantage
• transit: 5-11 Days
• carrier: USPS
• type: Fixed

seller carbcaddie:

• rating: 100.0%
• # reviews: 2704

returns carbcaddie:

• policy: No Returns

general carbcaddie:

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

offer carbcaddie:

• best offers: True
• quantity: 1
• options: Ship-to-home
• sold: 0
• started: July 3, 2025
• availability: In Stock

payments carbcaddie:

• other
• credit card: Visa
• wallet: Apple-pay

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