1. Automotive Used Intake Manifolds Items
  2. sku: 13942059578483782
  3. EAGLE SUMMIT

EAGLE 329-58581 Intake Manifold 1.6L

fits model: Summit. make: Eagle. year: 1989.

329-58581 Eagle Intake Manifold 1.6l Fits 89 Summit 203704

( Part Type: Intake Manifold ), ( Conditions Options: 1.6l Dohc Intake ), ( Genuine Oem: Yes ), ( Ipn: 329-58581 )

Review EAGLE Intake Manifold 1.6l fits SUMMIT 1989

The Eagle 329-58581 Intake Manifold is a high-performance replacement part designed specifically for 1.6L engines found in certain 1989 Summit models. This intake manifold is engineered to deliver superior airflow and improved engine performance, making it an excellent choice for enthusiasts seeking to enhance the power and responsiveness of their vehicle.

The intake manifold is constructed from high-quality aluminum, ensuring durability and longevity. Its unique design features a smooth, polished surface that reduces turbulence and optimizes airflow, allowing for a more efficient combustion process. The manifold also includes matching runners for each cylinder, ensuring optimal fuel delivery and even power distribution.

One of the most notable features of this intake manifold is its large-diameter throttle body opening. This design allows for a greater volume of air to be drawn into the engine, which can lead to increased horsepower and torque. Additionally, the manifold includes reinforced gasket surfaces and O-ring seals, ensuring a tight seal and preventing leaks.

Installation of the Eagle 329-58581 Intake Manifold is a straightforward process, and it is compatible with most aftermarket fuel systems and intake systems. The manifold also includes all necessary hardware for installation, making it a convenient and hassle-free upgrade for your 1.6L Summit engine.

In summary, the Eagle 329-58581 Intake Manifold is a high-performance replacement part that delivers superior airflow and improved engine performance for 1.6L engines found in certain 1989 Summit models. Its durable aluminum construction, optimized airflow design, and large-diameter throttle body opening make it an excellent choice for enthusiasts seeking to enhance the power and responsiveness of their vehicle. With easy installation and compatibility with most aftermarket fuel and intake systems, this intake manifold is a must-have upgrade for any 1.6L Summit engine.

Pros and Cons of Buying Eagle 329-58581 Intake Manifold for a 1.6L 89 Summit

Introduction:

The Eagle 329-58581 intake manifold is a popular aftermarket option for those looking to upgrade their 1.6L engines in 89 Summit vehicles. This intake manifold promises improved airflow and increased engine performance. In this article, we will discuss the pros and cons of purchasing this intake manifold to help you make an informed decision.

Pros:

1. Enhanced Airflow: The Eagle intake manifold offers increased airflow, which results in better combustion and improved engine performance.

2. Easy Installation: This intake manifold is designed to be a direct fit for most 1.6L engines in Summit vehicles, making the installation process relatively straightforward.

3. Improved Throttle Response: With better airflow, the engine can respond more quickly to throttle inputs, resulting in smoother acceleration.

4. Durability: The Eagle intake manifold is made from high-quality materials and is known for its durability, ensuring long-lasting performance.

5. Cost-Effective: Compared to other performance upgrades, the Eagle intake manifold is a relatively affordable option for those looking to enhance their engine's performance.

Cons:

1. Potential Leakage: Some users have reported minor leakage issues with this intake manifold, which may require additional sealing or gasket replacement.

2. Requires Additional Tuning: For optimal performance, this intake manifold may require additional tuning or adjustments, which can be a time-consuming and potentially costly process.

3. May Affect Fuel Economy: While the intake manifold can improve engine performance, it may also negatively impact fuel economy due to increased airflow requirements.

4. Potential Noise: Some users have reported an increase in engine noise after installing this intake manifold, which may not be desirable for all applications.

Conclusion:

The Eagle 329-58581 intake manifold offers several benefits, including enhanced airflow, improved throttle response, and durability. However, it also comes with some drawbacks, such as potential leakage issues, the need for additional tuning, and a possible negative impact on fuel economy. Ultimately, the decision to purchase this intake manifold depends on your specific needs, budget, and desired outcome.

Recommendation:

If you are looking for a cost-effective way to enhance your 1.6L engine's performance and are willing to invest some time and effort into the installation and tuning process, the Eagle 329-58581 intake manifold may be a worthwhile investment. However, if you prioritize ease of installation, minimal maintenance, and optimal fuel economy, you may want to consider other options. Always ensure that you purchase the intake manifold from a reputable supplier and follow the installation instructions carefully to minimize potential issues.

Details:

part #: 329-58581 price

  • $90.00

specifications inputmanifolds:

  • for models: Summit
  • for makes: Eagle
  • for years: 1989
  • part type: Intake Manifold
  • conditions options: 1.6l Dohc Intake
  • genuine oem: Yes
  • interchange part number: 329-58581

returns inputmanifolds:

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

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  • city: Greensburg, Indiana
  • rating: 99.4%
  • # reviews: 13213

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shipping inputmanifolds:

  • type: Fixed
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  • class: Standard
  • transit: 3-7 Days

offer inputmanifolds:

  • quantity: 1
  • options: Ship-to-home
  • best offers: True
  • sold: 0
  • started: June 9, 2026
  • availability: In Stock

general inputmanifolds:

  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
  • condition: Used
for models: summit, for makes: eagle, for years: 1989, part type: intake manifold, conditions options: 1.6l dohc intake, genuine oem: yes,
manufacturer: eagle, category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, sku: 13942059578483782,

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