ROCHESTER 7001643 Nos Carburetor Choke Valve Assy.

( Brand: Rochester ), ( Manufacturer Part Number: 7001643 ), ( Type: Carburetor )

Review ROCHESTER Nos Carburetor Choke Valve Assy. Oldsmobile Cyl fits 1949–1950

Introducing the Rochester 7001643 NOS (New Old Stock) Carburetor Choke Valve, specifically designed for Oldsmobile models from the year 1949 to 1950. This authentic piece of automotive history is a must-have for collectors and restorers seeking an original component for their vintage vehicles.

The Rochester 7001643 Carburetor Choke Valve is a critical part of the engine starting system. It is responsible for controlling the flow of air into the carburetor during engine cranking, which in turn helps to enrich the fuel-air mixture for a smoother and easier start. Made of high-quality materials, this choke valve is built to last and perform effectively even after decades of storage.

This NOS carburetor choke valve is unopened and unused, ensuring that you receive a pristine, authentic part in its original packaging. The valve features a classic design with a mechanical operating mechanism, adding to the charm and character of your Oldsmobile.

Installing this choke valve is a straightforward process for those with basic mechanical skills. It is a direct replacement for the original part and requires no modifications. By upgrading or restoring your Oldsmobile with an authentic NOS part like this carburetor choke valve, you not only enhance the vehicle's performance but also maintain its historical accuracy.

The Rochester 7001643 NOS Carburetor Choke Valve is a testament to automotive history and a valuable investment for enthusiasts and collectors of Oldsmobile models from the late 1940s. With its unopened, original condition, you can trust that this part will provide reliable service while adding to the overall appeal and value of your classic vehicle.

Pros and Cons of Buying Rochester 7001643 Nos Carburetor Choke Valve for 1949-1950 Oldsmobiles

The Rochester 7001643 Nos (New Old Stock) Carburetor Choke Valve is a replacement part designed for Oldsmobile models from 1949 to 1950. Like any other purchase, it comes with its advantages and disadvantages. In this analysis, we will discuss both the pros and cons to help you make an informed decision.

1. Authenticity: NOS parts are original components that have been newly manufactured or stored for an extended period. They are identical to the original parts and provide the same level of performance and reliability.

2. Fitment: The Rochester 7001643 Nos Carburetor Choke Valve is specifically designed for Oldsmobile vehicles from 1949 to 1950, ensuring a perfect fit and function.

3. Durability: With the original design and material, this part can withstand the wear and tear that comes with extended usage, providing long-lasting performance.

4. Availability: NOS parts like this one are often available from various sources, including manufacturers, suppliers, and collectors. This makes it easier to find and purchase the specific part you need.

1. Cost: NOS parts usually cost more than their used counterparts due to their newness and the fact that they are original equipment. This may not be an issue for collectors or those who prioritize authenticity, but for budget-conscious buyers, it can be a disadvantage.

2. Lead Time: Since NOS parts are not always readily available and may need to be sourced from various locations, there can be a significant lead time for delivery. This can be inconvenient for those needing an immediate replacement.

3. Limited Availability: Depending on the rarity of the specific part, it may be challenging to find an NOS replacement. In such cases, buyers may need to consider alternative options, such as used or reconditioned parts.

The Rochester 7001643 Nos Carburetor Choke Valve offers several advantages, including authenticity, perfect fitment, durability, and availability. However, it also comes with disadvantages, such as higher cost, potential lead time, and limited availability. Ultimately, the decision to purchase this part depends on your priorities, budget, and the urgency of the replacement.

If authenticity and perfect fitment are your top concerns, and you're willing to pay a premium and wait for delivery, then the Rochester 7001643 Nos Carburetor Choke Valve is a great choice. However, if you're looking for a more cost-effective and readily available solution, you may want to consider used or reconditioned parts.

Details:

According to my Rochester manual, this is used on the following model's and years: 1949-1950 Oldsmobile. Up for Buy-It-Now is a new old stock carburetor choke valve assembly, GM part number 7001643. 8 cylinder, w/ original Rochester carburetor numbers 7001570, 7002570, The choke valve is in brand new, never used condition and free of any damage. The original package is in good condition.

Please feel free to E-mail me questions.

part #: 7001643 prices

• $19.95-$24.95

specifications carbcoon:

• for makes: Oldsmobile, Rochester
• for years: 1949-1950
• brand: Rochester
• mpn: 7001643
• type: Carburetor

general carbcoon:

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

offer carbcoon:

• started: November 19, 2025
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home

payments carbcoon:

• credit card: Diners-club
• money order
• other
• wallet: Google-pay

shipping carbcoon:

• transit: 3-7 Days
• service: USPS Ground Advantage, USPS Priority Mail
• class: Standard, Expedited
• cost: $8.55
• carrier: USPS
• type: Calculated

seller carbcoon:

• # reviews: 7326
• city: Portage, Ohio
• rating: 100.0%

returns carbcoon:

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

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