STANDARD MOTOR PRODUCTS CPA-78 Barrel Choke CPA18 CPA39

( Brand: Standard Motor Products ), ( Manufacturer Part Number: CPA-78 ), ( Type: Carburetor ), ( Manufacturer Warranty: Unspecified Length ), ( Country Of Origin: United States )

Review STANDARD MOTOR PRODUCTS Chevy Rochester Barrel Choke Pull Off New Cpa78 fits 1962-69

The CPA-78 motor choke, manufactured by Standard Motor Products, is a vital component for the Rochester carburetors used in various Chevrolet models during the 1962-1969 period. This choke is specifically designed to fit the CPA-18 and CPA-39 carburetor models.

The CPA-78 choke is an essential part of the vehicle's starting system. It ensures a smooth and reliable cold start by providing an additional current to the primary circuit of the distributor during cranking. The choke enhances the fuel-air mixture in the engine, which is necessary for a quick and efficient start, especially during colder weather conditions.

This choke features a barrel design that securely fits onto the carburetor with a threaded connection. The barrel dimension measures approximately 1.25 inches in diameter, and the overall length is around 3 inches. The CPA-78 choke comes with a self-adjusting mechanism, which means it will automatically adjust to various engine sizes and conditions, providing optimal performance.

The CPA-78 choke is constructed using high-quality materials to ensure durability and long-lasting performance. Its robust build can withstand the harsh conditions of continuous use and the wear and tear that comes with regular vehicle operation. The choke is also designed to be easy to install, requiring minimal tools and effort.

In summary, the CPA-78 motor choke from Standard Motor Products is a crucial component for ensuring a reliable cold start for vehicles equipped with Rochester carburetors (CPA-18 and CPA-39) between the years 1962 and 1969. Its barrel design, self-adjusting mechanism, and durable construction make it a top choice for automotive enthusiasts and professional mechanics alike.

Buying a Standard Motor CPA-78 carburetor with Rochester barrel choke (CPA-18, CPA-39) for a 1962-1969 Chevy can be a viable solution for those seeking to restore or enhance the performance of their classic vehicle. Here are some potential advantages and disadvantages of this purchase:

1. Authenticity: By using original equipment, you maintain the integrity and value of your classic vehicle.

2. Performance: These carburetors were designed specifically for Chevy engines during this era. They may provide improved fuel economy and power compared to aftermarket alternatives.

3. Availability: Standard Motors parts are widely available from various suppliers and online retailers.

4. Simplified Installation: Since these carburetors are designed to fit directly onto your engine, the installation process can be relatively straightforward.

1. Cost: Original parts can be more expensive than aftermarket alternatives due to their rarity and demand.

2. Wear and Tear: These carburetors are decades old. They may require extensive rebuilding or repair before use, which can add to the overall cost.

3. Limited Technology: These carburetors do not offer the advanced features found in modern fuel injection systems, such as closed-loop fuel control and adaptive learning.

4. Emissions Compliance: If you plan to use your vehicle for daily driving, you may need to consider emissions regulations, as these carburetors do not meet modern standards.

The decision to buy a Standard Motor CPA-78 carburetor with Rochester barrel choke (CPA-18, CPA-39) for your 1962-1969 Chevy depends on your specific goals and priorities. If you value authenticity and performance, and are willing to invest in the potential costs and effort required for restoration and installation, then this purchase could be a worthwhile investment. However, if you prioritize affordability, ease of use, and modern technology, you may consider exploring aftermarket alternatives or fuel injection systems. Ultimately, it's essential to weigh the pros and cons and make an informed decision based on your unique circumstances.

Details:

I try my best to describe everything as accurately possible, but mistakes do happen at times. Before the SALE Ends. IT IS A STANDARD CPA18, CPA39 OR CPA78 - THE SAME AS GM NUMBERS 7021050. UP FOR SALE IS THIS NEW CHOKE PULL OFF A 1962-69 CHEVROLET 1 BARREL ROCHESTER.

Remember: there is no stupid question except the one that isn't asked.

part #: cpa78 prices

• $31.05-$37.72

specifications carbcoon:

• for makes: Chevy, Rochester
• for years: 1962-69
• brand: Standard Motor Products
• mpn: Cpa-78
• type: Carburetor
• manufacturer warranty: Unspecified Length
• country of origin: United States

payments carbcoon:

• credit card: Discover
• wallet: Google-pay
• other
• cash

returns carbcoon:

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

offer carbcoon:

• availability: In Stock
• quantity: 1
• sold: 0
• started: April 18, 2026
• options: Ship-to-home

seller carbcoon:

• # reviews: 53745
• city: Eugene, Oregon
• rating: 97.4%

shipping carbcoon:

• transit: 5-12 Days
• class: Economy
• type: Fixed
• cost: $0.00
• service: Economy

general carbcoon:

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

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