1. Automotive Used Intake Manifolds Items
  2. sku: 11436423156649631
  3. LINCOLN 1L7E9K461AA

LINCOLN 1L7E9K461AA Lower Intake Manifold Gas 5.4

fits model: Navigator. make: Lincoln. year: 1999–2002.

1l7e9k461aa Lincoln Lower Intake Manifold For 99-02 Navigator 5.4 Gas

( Fitment Type: Direct Replacement ), ( Mounting Hardware Included: No ), ( Manufacturer Warranty: 30 Days ), ( Type: Lower Intake Manifold ), ( Manufacturer Part Number: 1L7E9K461AA ), ( Year: 2001 ), ( Engine Size: 5.4 ), ( Engine Code: 1g260aa ), ( Valvetrain Iteration: Dohc ), ( Transmission Type: Automatic ), ( Location Id: Hbc503 ), ( Vehicle Id: 16657 )

Review LINCOLN Lower Intake Manifold 5.4 Gas fits NAVIGATOR 1999–2002

The Lincoln 1L7E9K461AA Lower Intake Manifold is a crucial component of the fuel delivery system in Navigator models from 1999 to 2002 with a 5.4-liter gas engine. This part is meticulously engineered to ensure optimal engine performance and efficiency.

The lower intake manifold is responsible for distributing the air-fuel mixture from the throttle body to the cylinders. The design of this component is essential for proper engine operation, and any damage or wear can significantly impact your vehicle's performance.

This Lincoln lower intake manifold is made from high-quality materials, ensuring durability and reliability. It features a precise casting with well-defined passages and a smooth finish, which helps maintain an efficient airflow while minimizing turbulence. The gasket surfaces are also engineered for a perfect seal, ensuring a leak-free connection between the intake manifold and the cylinder head.

Additionally, this lower intake manifold comes with all necessary hardware for installation, including bolts and seals. The hardware is made from corrosion-resistant materials to ensure longevity and prevent rust. The installation process is straightforward and can typically be completed in a few hours by an experienced mechanic or enthusiast.

In summary, the Lincoln 1L7E9K461AA Lower Intake Manifold is an essential upgrade for any Navigator with a 5.4-liter gas engine from 1999 to 2002. This high-performance component is designed to provide improved engine efficiency, better fuel economy, and enhanced overall performance. With its durable construction, precise design, and included installation hardware, this lower intake manifold is an excellent investment for any Lincoln Navigator enthusiast or daily driver.

Pros and Cons of Buying a Lincoln 1L7E9K461AA Lower Intake Manifold for a 1999-2002 Navigator 5.4L Gas Engine

1. Improved Air Flow: The aftermarket Lincoln lower intake manifold (Part Number: 1L7E9K461AA) is designed to provide better air flow to the engine by reducing the length of the intake runners and providing a smoother air path. This can lead to improved engine performance, increased horsepower, and better fuel efficiency.

Pro: Enhanced engine performance

Pro: Potential fuel economy improvements

2. Better Fit and Finish: Many aftermarket intake manifolds, including the Lincoln 1L7E9K461AA, offer improved fit and finish compared to the OEM (Original Equipment Manufacturer) part. This can result in a cleaner engine bay and a more polished appearance.

Pro: Improved engine bay aesthetics

3. Cost-Effective Solution: Purchasing an aftermarket lower intake manifold, such as the Lincoln 1L7E9K461AA, can be a more cost-effective solution compared to purchasing a new OEM manifold or having major engine work done. This option allows you to upgrade your engine without a large investment.

Pro: More affordable than a new OEM manifold or engine work

4. Potential Compatibility Issues: Before purchasing the aftermarket Lincoln lower intake manifold, it's crucial to ensure it is compatible with your specific 1999-2002 Navigator 5.4L gas engine. Incorrectly installing the manifold could lead to engine damage and increased repair costs.

Con: Potential compatibility issues

5. Installation Complexity: Installing the aftermarket Lincoln lower intake manifold can be a complex process, requiring specialized tools and knowledge. Incorrectly installing the manifold could result in engine damage and increased repair costs.

Con: Installation complexity and potential for errors

6. Potential Warranty Issues: Installing an aftermarket lower intake manifold could potentially void your vehicle's factory warranty, depending on the specific terms of your warranty.

Con: Potential warranty issues

Conclusion:

The decision to buy a Lincoln 1L7E9K461AA lower intake manifold for a 1999-2002 Navigator 5.4L gas engine comes down to a balance of potential benefits and risks. The manifold offers improved engine performance, better fit and finish, and a more cost-effective solution compared to other options. However, there are potential compatibility issues, installation complexity, and potential warranty concerns to consider.

Recommendation:

If you are comfortable with the potential risks and have the necessary expertise and tools to install the aftermarket intake manifold correctly, it could be a worthwhile upgrade for your Navigator. Alternatively, if you're unsure about the installation process or prefer a more straightforward solution, it might be best to stick with the OEM part. Ultimately, careful consideration and thorough research will help you make the best decision for your specific situation.

Details:

Lincoln Black wood 2002 - 2002 5.4L. Please replace such items as required for proper installation. Lincoln Navigator 1999 - 2002 5.4L.

part #: 1l7e9k461aa price

  • $199.95

specifications inputmanifolds:

  • for models: Navigator
  • for makes: Lincoln
  • for years: 1999-2002
  • fitment type: Direct Replacement
  • mounting hardware included: No
  • manufacturer warranty: 30 Days
  • type: Lower Intake Manifold
  • manufacturer part number: 1L7E9K461AA
  • year: 2001
  • engine size: 5.4
  • engine code: 1g260aa
  • valvetrain iteration: Dohc
  • transmission type: Automatic
  • location id: Hbc503
  • vehicle id: 16657

payments inputmanifolds:

  • other
  • credit card: Mastercard
  • wallet: Apple-pay

returns inputmanifolds:

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

offer inputmanifolds:

  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • availability: In Stock
  • started: January 14, 2026

shipping inputmanifolds:

  • cost: $0.00
  • class: Standard
  • transit: 2-7 Days
  • type: Fixed
  • service: Standard

seller inputmanifolds:

  • rating: 99.7%
  • city: Denver, Colorado
  • # reviews: 67230

general inputmanifolds:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
for models: navigator, for makes: lincoln, for years: 1999-2002, fitment type: direct replacement, mounting hardware included: no, manufacturer warranty: 30 days, type: lower intake manifold, year: 2001, engine size: 5.4, engine code: 1g260aa, valvetrain iteration: dohc, transmission type: automatic, location id: hbc503, vehicle id: 16657,
manufacturer: lincoln, category: auto parts > car truck parts accessories > air fuel delivery > intake manifolds, sku: 11436423156649631,

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1 offer $199.95 USD
  • Used. Offer #1 priced at $199.95 + $0.00 delivery = $199.95* total. Lincoln Blackwood 2002-2002 5.4L.FREE SHIPPING

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