ROCHESTER Nos Carburetor Flange Mounting Gasket 4BBL GM1173796

( Brand: Rochester ), ( Type: Carburetor Mounting Gasket ), ( Manufacturer Part Number: 1173796 ), ( Universal Fitment: No ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review ROCHESTER Nos Oem Buick Carburetor Flange Mounting Gasket fits 1957-66

The Rochester 1173796 GM1173796 carburetor flange mounting gasket is a critical component for the proper sealing and functioning of Buick 4-barrel carburetors manufactured between 1957 and 1966. This gasket is specifically designed for use with General Motors' Rochester carburetors during this timeframe.

Measuring approximately 3 inches in diameter and 0.25 inches thick, this gasket is engineered from a high-quality, heat-resistant material. Its primary function is to create a secure and airtight seal between the carburetor and the engine cylinder head, ensuring efficient fuel delivery and preventing the intrusion of unwanted air.

The gasket's surface is finished with a precise, flat, and smooth mating surface to ensure an accurate fit and proper sealing. The edges of the gasket are designed with a slight bevel to facilitate a smooth installation process, making it easier to align and position the carburetor correctly.

The Rochester 1173796 GM1173796 carburetor flange mounting gasket is essential for maintaining the optimal performance and fuel efficiency of your vintage Buick 4-barrel carbureted engine. Regular replacement of this gasket is recommended to prevent leaks and maintain the overall health of your engine.

In summary, the Rochester 1173796 GM1173796 carburetor flange mounting gasket is a high-quality, heat-resistant part designed to create a secure and airtight seal between the carburetor and engine cylinder head for Buick 4-barrel carburetors manufactured between 1957 and 1966. Its precise dimensions, smooth surface finish, and slight beveled edges facilitate an accurate and easy installation process, ensuring efficient fuel delivery and optimal engine performance.

1. Proper Seal: A new gasket ensures a proper seal between the carburetor and the intake manifold, preventing air leaks and improving engine performance.

2. New Condition: A new gasket is in excellent condition, unlike a used one, which may have cracks, holes, or other damages.

3. Easy Installation: The gasket is a simple part to install, and it doesn't require any special tools or extensive mechanical knowledge.

1. Cost: Replacing a gasket with a new one can be more expensive than using a reusable gasket or repairing an existing one.

2. Availability: These gaskets may not be readily available at local auto parts stores, and customers may need to order them online or from a specialty auto parts supplier.

3. Disposal: Customers need to dispose of the old gasket properly, as it may contain asbestos or other hazardous materials.

In conclusion, while purchasing a new GM 1173796 gasket for a 1957-66 Buick 4bbl carburetor guarantees a proper seal and eliminates potential leaks, it comes at a higher cost and may not be as readily available as other options. Customers should weigh the benefits of a new gasket against the cost and availability concerns before making a decision.

If the customer values a reliable seal and doesn't mind the additional cost, a new gasket is a solid investment. However, if cost is a concern or the gasket is difficult to find, alternative options like reusable gaskets or repairing the existing gasket should be considered.

part # 1173796 prices

• $139.99-$259.99

specifications carbcaddie:

• for makes: Buick, Rochester
• for years: 1957-66
• brand: Rochester
• type: Carburetor Mounting Gasket
• manufacturer part number: 1173796
• universal fitment: No
• vintage part: Yes
• country of origin: United States

general carbcaddie:

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

offer carbcaddie:

• quantity: 3
• options: Ship-to-home
• started: May 13, 2026
• best offers: True
• sold: 0
• availability: In Stock

shipping carbcaddie:

• class: Standard
• transit: 5-10 Days
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• type: Fixed
• cost: $0.00

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• policy: Returns Accepted

seller carbcaddie:

• rating: 99.8%
• # reviews: 13031

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