FORD HL3Z-9431-A Manifold

( Part Type: Manifold ), ( Manufacturer Part Number: HL3Z-9431-A ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 1 On The Diagram Is Included )

Review FORD Genuine Manifold fits F-150 2017

The Ford HL3Z-9431-A Manifold is a key component of the Ford F-150 3.5L EcoBoost engine's intake system. This manifold, also known as the intake manifold, is responsible for distributing the air and fuel mixture into the engine's cylinders for combustion.

This particular manifold is made of aluminum, which not only reduces the overall weight of the engine but also helps to dissipate heat more efficiently. The HL3Z-9431-A features a port-fuel-direct (PFDI) design, meaning that each cylinder has its own dedicated fuel injector located in the intake port, allowing for more precise fuel delivery and better combustion efficiency.

This intake manifold also features a dual-length design, which means that the intake runners for cylinders 1, 4, 5, and 8 are longer than the runners for cylinders 2, 3, 6, and 7. This design helps to optimize airflow and improve engine performance by allowing the air and fuel mixture to travel a longer distance to the larger cylinders, providing them with more power-generating potential.

Additionally, the HL3Z-9431-A Manifold is equipped with a variable cam timing (VCT) system, which allows the intake and exhaust camshafts to adjust their timing relative to the crankshaft based on engine load and RPM. This helps to optimize power and torque delivery across the engine's rev range, resulting in improved overall engine performance.

The manifold comes with all necessary gaskets and hardware for installation, making it a complete and ready-to-install solution for those in need of a replacement or upgrade for their Ford F-150 3.5L EcoBoost engine. It is important to note that installation should be performed by a qualified technician to ensure proper alignment and torque specification to avoid any potential engine damage.

The Ford HL3Z-9431-A manifold is a part used in Ford engines, specifically those found in certain F-150, Expedition, and Lincoln Navigator models. Replacing an old or damaged manifold can help improve engine performance and efficiency. Here are some potential pros and cons of buying this manifold:

1. Improved Engine Performance: A new manifold can help improve engine performance by ensuring a proper seal and optimal air/fuel mixture.

2. Better Fuel Economy: A well-functioning manifold can help improve fuel economy by ensuring that fuel is burned efficiently.

3. Reduced Emissions: A new manifold can help reduce emissions by ensuring that exhaust gases are properly directed out of the engine.

4. Longer Engine Life: By addressing any issues with the manifold, you can help extend the life of your engine.

1. Cost: Replacing a manifold can be a costly repair, especially if you're not doing it yourself.

2. Installation Complexity: Installing a new manifold can be a complex process, especially if you're not mechanically inclined. It may require specialized tools and knowledge.

3. Potential for Other Issues: Replacing the manifold may reveal other issues with the engine that need to be addressed.

The Ford HL3Z-9431-A manifold is an important part of your engine that can have a significant impact on engine performance, fuel economy, and emissions. While the cost and installation complexity may be a deterrent, the potential benefits make it a worthwhile investment for those experiencing issues with their manifold. If you're considering replacing your manifold, it's important to ensure that you're getting a high-quality part from a reputable supplier.

If you're in the market for a new Ford HL3Z-9431-A manifold, consider purchasing it from a trusted automotive parts supplier. Look for a supplier that offers a warranty on their products and has positive customer reviews. Additionally, consider having the manifold installed by a professional mechanic to ensure that it's installed correctly and functioning optimally. While the upfront cost may be higher, the long-term benefits to your engine's performance and longevity are worth the investment.

part # hl3z9431 prices

• $132.08-$369.95

specifications maniheader:

• for models: F-150
• for makes: Ford
• for years: 2017
• part type: Manifold
• manufacturer part number: HL3Z-9431-A
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• parts included: Only Part Reference 1 On The Diagram Is Included

offer maniheader:

• started: April 9, 2026
• options: Ship-to-home
• sold: 0
• quantity: 1
• availability: In Stock

seller maniheader:

• # reviews: 70
• rating: 100.0%

payments maniheader:

• wallet: Paypal
• credit card: Visa
• other

shipping maniheader:

• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• type: Fixed
• transit: 4-8 Days
• cost: $24.40

returns maniheader:

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

general maniheader:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

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