ROCHESTER 7042142 Carburetor Gm

( Brand: Rochester ), ( Manufacturer Part Number: 7042142 ), ( Type: Carburetor ), ( Vintage Part: Yes )

Review ROCHESTER Vintage Carburetor Gm Buick fits 1972-74

The Rochester 7042142 Carburetor is a vital component for maintaining optimal engine performance in select 1972-1974 Buick models. This carburetor is a testament to the durability and reliability that Rochester is renowned for in the automotive industry.

The Rochester 7042142 Carburetor is a quadrajet carburetor, which is known for its ability to deliver a consistent fuel-air mixture to the engine, ensuring optimal combustion and engine efficiency. The carburetor is equipped with four barrels, each with its own throttle valve, and a central accelerator pump that delivers additional fuel when needed, such as during acceleration.

The carburetor features a venturi design, which is crucial in creating a vacuum that draws in the fuel-air mixture. The venturi shape is designed to narrow and then widen, creating a pressure difference that draws in the mixture. The Rochester 7042142 Carburetor has a venturi diameter of 1.72 inches, which is suitable for the engine displacement and performance requirements of the Buick models it is intended for.

The carburetor is also equipped with an air cleaner, which is responsible for filtering out dust, dirt, and other contaminants from the air before it enters the engine. The air cleaner ensures that only clean air reaches the engine, which is essential for proper combustion and engine performance.

The Rochester 7042142 Carburetor is designed to be easy to install and maintain. It comes with all the necessary hardware for installation, including mounting brackets, throttle linkage, and accelerator pump bracket. The carburetor is also equipped with adjustable idle mixture and idle speed screws, which allow for easy tuning to ensure optimal engine performance and fuel efficiency.

The Rochester 7042142 Carburetor is made from high-quality materials, including cast aluminum and steel, which ensures durability and resistance to corrosion. The carburetor is also equipped with a fuel bowl drain plug, which makes it easy to drain any excess fuel during maintenance or winter storage.

In conclusion, the Rochester 7042142 Carburetor is an essential component for maintaining optimal engine performance in select 1972-1974 Buick models. Its quadrajet design ensures consistent fuel-air mixtures, while its venturi design creates a vacuum that draws in the mixture. The carburetor is easy to install and maintain, and its high-quality materials ensure durability and resistance to corrosion.

1. Original Part: This carburetor is an original replacement part for Buick vehicles manufactured between 1972 and 1974. It will fit perfectly and is designed to function like the original carburetor, ensuring the vehicle's performance is not compromised.

2. Quality Manufacturing: Rochester is a well-known and reputable manufacturer known for producing high-quality parts. The 7042142 carburetor is expected to perform well and last for a long time.

3. Availability: As an original replacement part, the 7042142 carburetor is easy to find and can be purchased from various automotive parts retailers, both online and in-store.

1. Cost: Original replacement parts, such as the Rochester 7042142 carburetor, tend to be more expensive than aftermarket alternatives. The higher cost might be a deterrent for some buyers.

2. Limited Adjustments: Older carburetors, like the 7042142, may not have the same level of tuning and adjustment capabilities as newer models. This could limit the vehicle's performance in certain conditions.

3. Potential for Complex Installation: Depending on the individual's mechanical skills, installing the 7042142 carburetor may be a complex process. Careful research and/or seeking professional help may be necessary to ensure the carburetor is installed correctly.

If you value originality, reliability, and ease of availability, the Rochester 7042142 carburetor could be an excellent choice for your 1972-1974 Buick. However, keep in mind that the higher cost and potential for complex installation are factors to consider. If you are looking for a more cost-effective alternative, an aftermarket carburetor might be a better option for you. Ultimately, the decision should be based on your individual needs, budget, and preference for original or aftermarket parts.

Details:

part #: 7042142 prices

• $89.99-$429.95

specifications carbcoon:

• for makes: Buick, Rochester
• for years: 1972-74
• brand: Rochester
• mpn: 7042142
• type: Carburetor
• vintage part: Yes

offer carbcoon:

• sold: 0
• availability: In Stock
• started: August 4, 2024
• options: Ship-to-home
• quantity: 1

payments carbcoon:

• credit card: American-express
• wallet: Apple-pay
• other

returns carbcoon:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

seller carbcoon:

• rating: 99.6%
• city: Union Grove, Wisconsin
• # reviews: 2922

general carbcoon:

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

shipping carbcoon:

• service: Expedited
• transit: 4-9 Days
• cost: $19.99
• class: Expedited
• type: Fixed

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