fits model: Twin, Camaro, Firebird. make: Chevy, Pontiac. year: 1990.

( Brand: Holley ), ( Manufacturer Part Number: 112-503 ), ( Part Type: Throttle )
The Holley 305-350 Throttle Body is a high-performance upgrade for your Chevrolet Pontiac Camaro, Firebird, or any other compatible vehicle. This twin 58mm throttle body is designed to deliver improved airflow and throttle response, making it an ideal choice for performance enthusiasts seeking to enhance their engine's performance.
The Holley 305-350 Throttle Body features a durable cast aluminum construction, which is both lightweight and robust. It is designed to withstand the rigors of high-performance use, ensuring reliability and longevity. The 58mm throat diameter allows for an increased airflow, resulting in more power and torque.
This throttle body is equipped with a unique dual bores design, which allows for separate intake runners for each cylinder bank. This design ensures optimal air distribution, leading to improved engine efficiency and performance. The throttle body is also equipped with a vacuum secondary port, which can be used to activate various performance-enhancing accessories such as nitrous oxide systems.
The Holley 305-350 Throttle Body is compatible with 112-503 90 carburetor applications. It is designed to fit Chevrolet Pontiac Camaro, Firebird, and other vehicles with a 305-350 cubic inch engine. The throttle body is easy to install and comes with detailed installation instructions, making it a straightforward upgrade for DIY enthusiasts.
In summary, the Holley 305-350 Throttle Body is a high-quality, performance-enhancing upgrade for your Chevrolet Pontiac Camaro, Firebird, or any other compatible vehicle. Its durable construction, increased airflow capacity, and unique dual bore design make it an excellent choice for those seeking to improve their engine's performance.
Pros of buying a 305-350 Holley Throttle Body:1. Improved Airflow: This throttle body provides a larger 58mm bore, which allows for improved airflow, resulting in better engine performance.
2. Fuel Injection: The twin-port design of this throttle body allows for fuel injection, which can result in a smoother and more efficient engine operation.
3. Easy Installation: The throttle body comes with a simple bolt-on installation, making it easy to install in your 1964-1996 Chevy Camaro, Firebird, or Pontiac.
4. Adjustable Idle Air Control: The throttle body has an adjustable idle air control, which allows you to fine-tune the engine idle for better performance and fuel efficiency.
5. Durable Construction: The throttle body is made of high-quality materials, including a steel body and a hard anodized aluminum housing, which ensures durability and longevity.
Cons of buying a 305-350 Holley Throttle Body:1. Higher Cost: Compared to a traditional carburetor, a throttle body can be more expensive, which may not be within everyone's budget.
2. Potential Compatibility Issues: It is important to ensure that the throttle body is compatible with your specific engine and vehicle, as some may require modifications to fit properly.
3. Limited Customization: While the throttle body does provide some adjustability, it may not offer the same level of customization as a carburetor.
Conclusion:The 305-350 Holley Throttle Body is a great option for those looking to improve the performance and efficiency of their 1964-1996 Chevy Camaro, Firebird, or Pontiac. Its larger bore, fuel injection capabilities, and adjustable idle air control can result in improved engine performance. However, it is important to consider the potential higher cost and potential compatibility issues before making a purchase.
Recommendation:If you are looking to improve the performance of your 1964-1996 Chevy Camaro, Firebird, or Pontiac, and have the budget for it, the 305-350 Holley Throttle Body is a great option. It provides improved airflow, fuel injection, and adjustability, which can result in better engine performance and fuel efficiency. Just be sure to double-check compatibility and consider any additional modification costs before making a purchase.
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