ROCHESTER 17056154 Dualjet Carburetor 165 2-BARREL 260 V-8 4.3

( Brand: Rochester ), ( Manufacturer Part Number: 17056154 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Mounting Flange Type: Spread Bore ), ( Oe/oem Part Number: 7045358 ), ( Features: Automatic Mixture Control, Down Draft ), ( Material: Aluminum ), ( Vintage Part: Yes )

Review ROCHESTER Dualjet 165 2-barrel Carburetor Oldsmobile Buick Pontiac 260 V-8 4.3

Rochester 17056154 Dualjet 165 Two-Barrel Carburetor for Oldsmobile, Buick, and Pontiac 260 V-8 4.3 Engines

The Rochester 17056154 Dualjet 165 Two-Barrel Carburetor is an ideal replacement option for Oldsmobile, Buick, and Pontiac vehicles equipped with the 260 cubic inch V-8 4.3 engines. This carburetor is renowned for its durability, reliability, and efficient fuel delivery system.

The Dualjet design is a significant improvement over traditional single-barrel carburetors. It features two separate barrels, each with its throttle plate, intake manifold, and metering rods. This innovative setup ensures optimal air-fuel mixture distribution for improved combustion efficiency, enhanced engine performance, and smoother idling.

1. Dualjet Design: Two separate barrels with individual throttle plates, intake manifolds, and metering rods for improved air-fuel mixture distribution.

2. 165 CFM (Cubic Feet per Minute) Flow Rate: Suitable for larger engines that require more fuel and air for efficient combustion.

3. Accelerator Pump: Integrated into the carburetor body, ensuring consistent fuel delivery during acceleration.

4. Electric Choke: An electric choke is available as an optional accessory to make cold starts easier in freezing temperatures.

5. Emulsion Tube: A critical component of the carburetor's fuel delivery system, ensuring precise fuel metering and mixture preparation.

6. Heat Rise Compensator: A built-in feature to adjust fuel delivery according to engine temperature for consistent performance across various conditions.

The Rochester 17056154 Dualjet 165 Two-Barrel Carburetor is designed for a direct bolt-on installation on Oldsmobile, Buick, and Pontiac 260 V-8 4.3 engines. Ensure proper gaskets, seals, and hardware are used for a leak-free installation.

Regular maintenance, such as adjusting the idle mixture, synchronizing carburetor linkages, and checking for leaks, is crucial to ensure long-term performance and reliability.

The Rochester 17056154 Dualjet 165 Two-Barrel Carburetor is a top-tier replacement option for Oldsmobile, Buick, and Pontiac 260 V-8 4.3 engines. Its Dualjet design, 165 CFM flow rate, and various features make it an excellent choice for those seeking improved engine performance, efficient fuel delivery, and consistent combustion.

Buying a Rochester 17056154 Dualjet 165 2-barrel carburetor for a Oldsmobile, Buick, or Pontiac 260 V-8 4.3 engine involves considering its advantages and disadvantages.

1. Availability: This carburetor is widely available in the aftermarket, making it relatively easy to find and purchase.

2. Performance: The Dualjet design allows for improved fuel efficiency and better idle stability.

3. Adjustability: The carburetor offers adjustable idle mixture and main jet circuits for fine-tuning the engine's performance.

4. Affordability: Compared to newer fuel injection systems, a used Dualjet carburetor can be a more cost-effective option.

1. Complexity: Carburetors are generally more complex than fuel injection systems, requiring regular maintenance and tuning.

2. Cold Starting: Colder temperatures can make it more difficult for the engine to start, as the carburetor may take longer to warm up and deliver the proper fuel mixture.

3. Air Quality: Carburetors can sometimes allow unburnt fuel to enter the exhaust, leading to decreased fuel efficiency and increased emissions.

4. Vibration: The carburetor's location in the engine bay can contribute to vibrations and potential damage to other components.

A Rochester 17056154 Dualjet 165 2-barrel carburetor can be a viable option for Oldsmobile, Buick, and Pontiac 260 V-8 4.3 engine owners. Its advantages include availability, performance, adjustability, and affordability. However, it also comes with disadvantages such as complexity, cold starting issues, air quality concerns, and potential vibration. Ultimately, the decision to purchase this carburetor depends on the individual's priorities, budget, and willingness to invest time and resources into its maintenance.

If you are comfortable with the complexities of carburetors, and you are looking for a cost-effective solution to maintain your Oldsmobile, Buick, or Pontiac 260 V-8 4.3 engine, then the Rochester 17056154 Dualjet 165 2-barrel carburetor could be a good choice for you. Be prepared to invest time and resources into its regular maintenance and tuning to ensure optimal performance. However, if you prefer a more modern, hassle-free solution, you may want to consider other options such as fuel injection systems.

Details:

Its been sitting on a shelf for years. With a spread bore mounting flange type, this heat riser choke type carburetor is reliable choice for restoring classic vehicles. The OE/OEM part number is 7045358, and the manufacturer 17056154. The Rochester Dualjet 165 2-Barrel Carburetor is a vintage part designed for vehicles such Oldsmobile, Buick, and Pontiac with 260 V-8 4.3 engine.

Please look close and ask before you purchase or make an offer. This looks like an easy 2 barrel conversion for a 4 intake.

part #: 17056154 prices

• $14.99-$42.00

specifications carbcoon:

• for makes: Oldsmobile, Buick, Pontiac, Rochester
• brand: Rochester
• mpn: 17056154
• choke type: Mechanical
• type: Carburetor
• mounting flange type: Spread Bore
• oe/oem part number: 7045358
• features: Automatic Mixture Control, Down Draft
• material: Aluminum
• vintage part: Yes

seller carbcoon:

• # reviews: 1086
• rating: 100.0%
• city: Klamath Falls, Oregon

offer carbcoon:

• quantity: 1
• sold: 0
• started: December 24, 2025
• options: Ship-to-home
• availability: In Stock
• best offers: True

shipping carbcoon:

• carrier: USPS
• cost: $13.37
• transit: 5-10 Days
• service: USPS Ground Advantage
• class: Standard
• type: Calculated

general carbcoon:

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

returns carbcoon:

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

payments carbcoon:

• credit card: Diners-club
• other
• wallet: Paypal

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