fits model: C3, Corvette. make: Chevrolet. year: 1978–1979.

( Manufacturer Part Number: 3-3615 ), ( Choke Type: Mechanical ), ( Type: Carburetor ), ( Features: Quadrajet ), ( Country/region Of Manufacture: United States ), ( Universal Fitment: No )
The Chevrolet 3-3615 carburetor is a two-barrel quadra-jet design that was specifically manufactured for use in 1978 and 1979 Chevrolet C3 Corvettes equipped with an automatic transmission. This carburetor is a crucial component of the vehicle's fuel delivery system, supplying the engine with the right mixture of air and fuel for optimal performance.
The 3-3615 carburetor features a unique quadra-jet design, where four tiny jet nozzles are mounted at the secondary throats to help improve mid-range power and efficiency. Each secondary jet nozzle is specifically calibrated to open at discrete engine RPM levels, ensuring that the fuel-air mixture is rich enough for smooth power delivery and lean enough for efficient combustion.
The carburetor body is constructed of high-quality cast aluminum, making it both durable and lightweight, while the thick-walled, nickel-plated steel throats ensure good heat dissipation and resistance to corrosion. The top of the carburetor is fitted with a chrome air cleaner base plate with a high-performance filter.
Moreover, the 3-3615 carburetor comes with a vacuum secondary system, which utilizes engine vacuum to open the secondary throats even wider for improved low-end torque and responsiveness. This system enhances the overall power output and drivability of your 1978 or 1979 C3 Corvette automatic.
The carburetor includes a fuel bowl gasket, an accelerator pump gasket, and various hardware for straightforward installation. To ensure a proper fit and function, make sure to follow the correct installation procedures and use the appropriate gaskets and seals. Additionally, it's essential to maintain the carburetor by periodically adjusting the idle mixture, checking the fuel filter, and ensuring a clean air filter.
In summary, the Chevrolet 3-3615 carburetor is a well-engineered component designed to deliver reliable performance, mid-range power, and fuel efficiency for your 1978 or 1979 C3 Corvette with an automatic transmission. With its quadra-jet design, vacuum secondary system, high-quality materials, and ease of installation, this carburetor is the perfect choice for those looking to upgrade their classic Corvette's powertrain while retaining its original character.
The Chevrolet 350 cubic inch (3-3615) carburetor was originally utilized in 1978-1979 Chevrolet Corvette automatic models. Here's a list of pros and cons of buying this specific carburetor for your 1979 C3 Corvette:
Pros:1. Authenticity: This is an original part, ensuring vehicle authenticity for classic car collectors and enthusiasts.
2. Performance: Due to its original design and specific calibration, it can contribute to stock-like performance and character.
3. Easier to rebuild: Compared to newer carburetors, this model might be easier to rebuild using readily available aftermarket parts and resources.
4. Cost-effective: Original parts often carry a premium, but due to its widespread use, the 3-3615 carburetor might be relatively more affordable.
Cons:1. Fuel efficiency: Original carburetors tend to use more fuel compared to modern fuel-injected systems, which could be a concern for daily drivers.
2. Complexity: Compared to newer fuel-injected systems, carburetors are known to be more complex and difficult to tune for optimal performance and dependability.
3. Potential for emissions issues: Meeting modern emissions standards with a carburetor can be challenging, resulting in additional costs for modifications or adjustments.
4. Fragile components: Carburetors contain many delicate components that can be susceptible to wear and aging, leading to possible maintenance issues.
Conclusion:In summary, the Chevrolet 3-3615 carburetor holds significance for collectors and purists who value stock originality. However, for daily driving, it might be less desirable due to its potential fuel efficiency and complex nature. Modern fuel-injected systems provide better fuel efficiency, ease of use, and more consistent performance. Nevertheless, for 1978-1979 C3 Corvette purists and collectors, this carburetor is a valuable addition to preserve the vintage authenticity of their vehicles.
Recommendation:If authenticity is a priority, and you plan to keep your Corvette for shows and collections, then investing in a rebuilt 3-3615 carburetor is a great choice. However, if you're looking for better fuel efficiency and ease of use for daily driving, then consider swapping it with a more modern carburetor or fuel-injected system. Regardless of your choice, proper installation and regular maintenance are crucial to optimize your Corvette's performance.
Fresh rebuilt carburetor, never installed after it was purchased. Check and research this item number to determine fitment for your specific vehicle. Send message with your zip for a shipping estimate. Rebuilt Carburetor 1979 C3 Chevrolet Corvette Auto fits 1978-1979 Never Installed For a with automatic transmission.