
( Brand: Genuine Gm Parts ), ( Manufacturer Warranty: 90 Day ), ( Manufacturer Part Number: 12639885 ), ( Type: Engine Intake Manifold ), ( UPC: 808709051220 )
The GM 12639885 engine intake manifold is a crucial component of the fuel delivery system in select General Motors engines. Designed to provide an efficient and consistent flow of air into the engine, this intake manifold is engineered to meet the demanding performance requirements of modern automobiles.
This intake manifold is specifically designed for use with certain 4.3L V6 engines, and features a multi-port design, which allows for the injection of fuel directly into each cylinder's intake port. This fuel injection system, also known as port fuel injection, provides several benefits, including improved fuel economy, increased power output, and enhanced emissions control.
The intake manifold is manufactured from high-quality aluminum, which helps to keep weight to a minimum while maintaining exceptional strength and durability. The manifold's surface is finished with a smooth, polished coat, ensuring a perfect seal with the engine's cylinder heads and intake ports. This ensures optimal airflow and efficient combustion, contributing to overall engine performance.
The intake ports on this manifold are precision machined to ensure an exact fit with the engine's fuel injectors. Each port is equipped with a throttle body, which controls the amount of air that enters the engine based on driver input. The throttle body features a butterfly valve, which opens and closes to regulate airflow.
The intake manifold also includes various sensors and connections for monitoring engine functions, such as the mass airflow sensor, engine coolant temperature sensor, and idle air control valve. These sensors provide important data to the engine control module, allowing for real-time adjustments to fuel delivery and ignition timing for optimal engine performance.
In summary, the GM 12639885 engine intake manifold is a critical component of the fuel delivery system for select 4.3L V6 engines. Its multi-port design, high-quality aluminum construction, and precise intake port machining contribute to efficient airflow, improved power output, and enhanced emissions control. Additionally, its integrated sensors and connections provide valuable data for engine monitoring and real-time adjustments.
The GM 12639885 engine intake manifold is a crucial component of the engine's air intake system. It is responsible for distributing air evenly to the engine cylinders for combustion. Here are some pros and cons of buying this intake manifold:
Pros:1. OEM Part: This intake manifold is an original equipment manufacturer (OEM) part, which means it is designed and manufactured by General Motors. Using an OEM part ensures that it fits perfectly, functions optimally, and is of high quality.
2. Improved Engine Performance: A new intake manifold can improve engine performance by ensuring proper air-fuel mixture and efficient combustion. It can lead to increased horsepower, torque, and fuel efficiency.
3. Longer Lifespan: A new intake manifold can last longer than a used or rebuilt one, providing peace of mind and reducing the need for future replacements.
4. Better Fuel Economy: A well-functioning intake manifold can help improve fuel economy by ensuring that the engine is getting the optimal amount of air and fuel for combustion.
Cons:1. Cost: The GM 12639885 engine intake manifold is a relatively expensive part, particularly when compared to aftermarket alternatives.
2. Installation Complexity: Installing an intake manifold can be a complex process that requires specialized tools and knowledge. It may be necessary to hire a professional mechanic to ensure proper installation.
3. Potential for Damage: During installation, there is a risk of damaging other engine components, such as sensors or wires, which can lead to additional repair costs.
Conclusion:The GM 12639885 engine intake manifold is an essential part of the engine system that can improve performance, longevity, and fuel economy. However, it comes with a high cost and installation complexity. Ultimately, the decision to buy this part depends on the individual's priorities and budget. If optimal engine performance is a priority, then an OEM intake manifold is a worthwhile investment. However, if cost is a significant concern, an aftermarket alternative may be a better option.
Recommendation:If you decide to proceed with purchasing the GM 12639885 engine intake manifold, it is recommended that you purchase it from a reputable supplier to ensure authenticity and quality. Additionally, consider having a professional mechanic install the part to minimize the risk of damage to other engine components.
This part fits vehicles made in the following years 2014 ,2015.