fits model: Lt1, Camaro, Corvette.

( Brand: Oem ), ( Type: Intake Manifold ), ( Engine Size: 376 In ), ( Manufacturer Part Number: 12619757 ), ( Material: Plastic ), ( Placement On Vehicle: Upper ), ( Fuel Type: Gasoline )
The 12619757 Gen I LT1 Intake Manifold Throttle Body is a crucial component of the fuel delivery system in specific GM vehicles, including the Chevrolet Camaro and Corvette. This intake manifold throttle body, manufactured by Holley, is a superior upgrade for those seeking enhanced performance and throttle response in their vintage LT1 engines.
The Gen I LT1 Intake Manifold Throttle Body is tailored to fit engines from 1992 to 1995 models. It replaces the original unit with a more efficient design featuring a unique bore size (93.5mm) and improved metering capabilities for optimal fuel distribution. This Holley manifold is recognized for its smooth, linear power delivery, providing a significant improvement over the stock part.
This manifold comes equipped with Holley's famous 4-barrel throttle body, allowing for better efficiency and a more consistent fuel/air mixture. The throttle blades are meticulously designed for excellent response and are intended to work seamlessly with a variety of aftermarket carburetors. The meticulously CNC-machined throttle body housing boasts a polished finish, adding a touch of aesthetic appeal to your engine bay.
Furthermore, the Holley Gen I LT1 Intake Manifold Throttle Body is designed with an Integrated Drive-by-Wire (DBW) system, eliminating the need for a mechanical linkage for improved drivability, ease of installation, and easier tuning adjustments with a wide range of aftermarket engine management systems.
The manifold also includes a redesigned and more durable gasket included to ensure a secure fit and superior sealing. This intake manifold offers an excellent upgrade option for those looking to optimize their LT1 engine performance. Whether driving for fun or on the competition track, this product will deliver a noticeable improvement in acceleration, power output, and overall driving experience.
The 12619757 Gen LT1 Intake Manifold Throttle Body (IMTB) refers to the intake manifold and throttle body assembly from the 2015 and later LT1 engines used in various applications, such as the Chevrolet Camaro and Corvette. Installing this IMTB in your Camaro or Corvette has its distinct advantages and disadvantages. Let's explore them.
Pros:1. Performance: The 12619757 Gen LT1 IMTB offers improved throttle response and airflow, resulting in a more responsive and powerful engine. This can lead to increased horsepower and torque, which translates to better acceleration and overall performance.
2. Compatibility: This assembly is compatible with the original wiring harness, engine computer, and other components in the Camaro and Corvette, making the installation process more straightforward and cost-effective compared to other aftermarket solutions.
3. Reliability: The OEM component is designed and manufactured by General Motors, ensuring it meets their stringent quality standards and is backed by the manufacturer's warranty.
4. Aesthetics: The factory appearance of the Gen LT1 IMTB can give your vehicle a more stock and understated look, appealing to those who prefer a less flashy or customized appearance.
5. Factory Calibration: The IMTB comes with calibrated sensors, including MAP (Manifold Absolute Pressure), which ensures accurate engine management and optimized performance.
Cons:1. Cost: While this option does offer some benefits, it may come with a higher cost compared to aftermarket alternatives, especially considering that the part is specifically tailored to late-model Camaros and Corvettes.
2. Fitment: In some rare cases, installing an OEM manifold might require minor modifications to the engine bay or exhaust system for perfect alignment and clearance. This might involve additional time and cost.
3. Weight: Compared to lightweight aftermarket alternatives, the OEM Gen LT1 IMTB adds more weight to the engine, which can have insignificant impacts on performance and fuel economy. However, for those who prioritize performance over weight reduction, this may not be a concern.
Conclusion:Installing a 12619757 Gen LT1 Intake Manifold Throttle Body in your Camaro or Corvette comes with definite advantages, such as improved performance, compatibility, reliability, factory calibration, and aesthetics. On the downside, you may face a slightly higher cost, potential modifications for the perfect fit, and added weight. Ultimately, the decision to upgrade with the OEM IMTB depends on your personal preferences, budget, and desired outcome. If you prioritize factory-specific design, quality, and performance, then this upgrade may be an excellent choice for you. Otherwise, you may wish to consider aftermarket alternatives to save on cost or cheaper ways to enhance the performance of your vehicle.
There is nothing wrong with it. Will also fit C7 Corvette with LT1 engine. I replaced it with an MSD manifold and ketch throttle body. OEM intake manifold and cover, as well throttle body.
Will fit 2016 2024 Camaro SS equipped with 6.2L LT1 engine. Pull from 2017 Camaro SS.