FORD 6F2Z-9F593-A Freestar Fuel Injectors Set 3.9L 4.2L 6F2E-B4A 240CC

( Manufacturer Part Number: 6F2Z-9F593-A ), ( Core Charge: No ), ( Oe Spec Or Performance/custom: Oe Spec ), ( Bundle Listing: Yes ), ( Fitment Type: Direct Replacement ), ( Type: Fuel Injector ), ( Oe/oem Part Number: Ev6-240-6 ), ( Fuel Type: Gasoline ), ( Country Of Origin: United States )

Review FORD 3.9l 4.2l Freestar Fuel Injectors Oem Set Of New 240cc fits MONTEREY

The **Ford 6F2Z-9F593-A 3.9L/4.2L Freestar/Monterey Fuel Injector Set (6F2E-B4A, 240cc)** represents a high-performance, direct-injection solution meticulously engineered for Ford s legendary **EcoBoost and naturally aspirated V6 engines**, including the iconic **3.9L Triton (FY6)** and **4.2L Triton (FY6/FY7)** found in the **Ford Freestar, Monterey, and other commercial and passenger vehicles**. This precision-machined set of **240cc fuel injectors** is designed to deliver an optimized blend of **fuel efficiency, power output, and reliability**, making it an ideal upgrade for both stock and modified applications. Crafted from **high-grade stainless steel and aluminum alloys**, these injectors feature **advanced internal components**, including **piezoelectric actuators** for rapid response and **ultra-fine atomization**, ensuring consistent fuel delivery even under high-demand conditions. The **6F2E-B4A part number** corresponds to a **direct-injection variant**, meaning it integrates seamlessly with Ford s **GDI (Gasoline Direct Injection) systems**, providing superior throttle response, smoother idle, and enhanced engine breathing critical for maintaining peak performance in both daily driving and performance-oriented setups. Whether you're restoring a classic Freestar for towing duty, fine-tuning a Monterey for off-road adventures, or simply seeking a reliable upgrade for improved fuel economy, this injector set offers **OEM-level quality with modern advancements**, ensuring longevity and consistent performance across a wide range of RPMs and load conditions. Built to meet **Ford s stringent engineering standards**, these injectors are compatible with **EFI (Electronic Fuel Injection) systems** and work in tandem with **Ford s PCM (Powertrain Control Module)**, allowing for seamless integration with aftermarket tuning solutions like **Haltech, AEM, or Ford s own PowerShift software**. The **240cc flow rate** strikes a balance between **stock displacement and high-performance demands**, making it suitable for both **stock replacements** and **lightly modified engines** seeking a noticeable boost in power without excessive fuel consumption. For enthusiasts and professionals alike, this injector set embodies the perfect fusion of **Ford s engineering heritage and contemporary fuel delivery technology**, ensuring a **durable, high-performance upgrade** that stands up to the demands of modern driving while preserving the character of these classic V6 engines.

### **Pros and Cons of Buying Ford 6F2Z-9F593-A 3.9L/4.2L Freestar/Monterey Fuel Injectors (6F2E-B4A Set, 240cc)**

1. **OEM Quality and Fit** These are genuine Ford parts, meaning they are designed to match the original specifications of your vehicle, ensuring proper fitment and performance without modifications.

2. **Reliability and Durability** Ford s aftermarket and OEM injectors are built to withstand the demands of a 3.9L or 4.2L EFI engine, reducing the risk of premature failure compared to aftermarket knockoffs.

3. **Compatibility with Ford s ECM** Since these are factory-spec injectors, they work seamlessly with the vehicle s Engine Control Module (ECM), avoiding potential calibration or tuning issues that can arise with non-OEM parts.

4. **Warranty Coverage** If purchased directly from Ford or an authorized dealer, these injectors may come with a warranty, providing peace of mind against defects.

5. **Consistent Fuel Delivery** Properly functioning injectors ensure accurate fuel metering, improving engine efficiency, power, and emissions compliance.

6. **Easier Maintenance** Being genuine parts, they are easier to service, replace, or troubleshoot compared to aftermarket injectors that may require additional tuning or adjustments.

7. **Resale Value** Using OEM components can help maintain the vehicle s value, especially if it is being sold or traded in later.

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1. **Higher Cost** Genuine Ford injectors are significantly more expensive than aftermarket alternatives, which can be a major drawback for budget-conscious buyers.

2. **Limited Availability** These parts may not be as widely stocked as generic aftermarket injectors, potentially leading to longer wait times for delivery.

3. **Potential Overkill for Stock Applications** If your vehicle is running stock or lightly modified, these injectors may be more powerful than necessary, leading to unnecessary fuel waste or the need for additional tuning.

4. **No Performance Upgrades** Unlike high-flow aftermarket injectors, these are not designed for forced induction (turbo/supercharger) setups or significant power increases, which may limit their usefulness for modified engines.

5. **Potential for Overfueling** If the vehicle s fuel system (fuel pump, lines, or fuel rail) is not upgraded to match the injector flow rate, you may experience issues like fuel starvation, poor idle, or even engine damage due to excessive fuel pressure.

6. **Mismatch with Aftermarket Tuning** If you plan to modify your engine (e.g., turbocharging, nitrous, or cam upgrades), these injectors may not be sufficient without additional tuning or larger injectors.

7. **Environmental and Emissions Concerns** In some regions, using OEM injectors that exceed emissions standards (if applicable) could complicate vehicle inspections or registration, though this is rare for these specific injectors.

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The **Ford 6F2Z-9F593-A 240cc injectors (6F2E-B4A set)** are an excellent choice if you need **reliable, OEM-spec replacements** for your 3.9L or 4.2L Freestar/Monterey engine, particularly for stock or lightly modified applications. They offer **proper fitment, compatibility with the ECM, and long-term durability**, making them a safe bet for daily driving or basic performance builds.

However, if your budget is tight or you plan to **modify the engine significantly (e.g., forced induction, aggressive tuning, or high-mileage builds)**, aftermarket injectors (such as **Delphi, Stanadyne, or high-flow alternatives**) may be a more cost-effective and scalable solution. Additionally, if you suspect **fuel system issues (e.g., weak fuel pump, clogged injectors, or vacuum leaks)**, upgrading to larger injectors (e.g., **280cc or 320cc**) without proper tuning could lead to **poor performance or damage**.

---

- You need **direct OEM replacements** for a stock or mildly modified 3.9L/4.2L Ford.

- You want **guaranteed compatibility** with the vehicle s ECM and fuel system.

- You are willing to **pay a premium** for reliability and warranty coverage.

- Your engine is **not being heavily modified** (e.g., no turbo, nitrous, or aggressive cam swaps).

- You are on a **tight budget** and can find high-quality injectors (e.g., **Delphi 240cc or Stanadyne 240cc**) at a lower cost.

- You plan to **modify the engine** (turbo, supercharger, or significant power increases), as these injectors may not be sufficient without additional upgrades.

- You suspect **existing fuel system issues** (e.g., weak fuel pump, clogged injectors) and need a **larger flow rate** (e.g., 280cc ) for proper fuel delivery.

- You want **easier availability** and faster shipping options, as aftermarket injectors are more widely stocked.

For **stock or near-stock applications**, these **Ford OEM injectors are a solid, reliable choice**. However, if you are building a **performance engine or need cost savings**, research **high-quality aftermarket injectors** and ensure they are properly sized for your fuel system. Always **consult a tuning professional** before making changes to fuel delivery components.

Details:

Contents: 6 PCs - Fuel Injectors. Manufacture: Ford, Part #: 6F2E-B4A ; 9F593 217 6F2Z-9F593-A. These are a set of New OEM Ford Fuel Injectors for the 2005, 2006, 2007 Freestar and Mercury Monterey with 3.9L / 4.2L Engine. Fits Following Make / model: Ford Freestar 2005 - 2007 3.9 4.2 v-6.

We Specialize in both Domestic Foreign Replacement Parts.

part #: 6f2z9f593 prices

• $25.55-$65.00

specifications carfuelinjector:

• for models: Monterey
• for makes: Ford
• mpn: 6f2z-9f593-a
• core charge: No
• oe spec or performance/custom: Oe Spec
• bundle listing: Yes
• fitment type: Direct Replacement
• type: Fuel Injector
• oe/oem part number: Ev6-240-6
• fuel type: Gasoline
• country of origin: United States

offer carfuelinjector:

• options: Ship-to-home
• sold: 0
• started: April 1, 2026
• quantity: 10
• best offers: True
• availability: In Stock

seller carfuelinjector:

• rating: 92.9%
• # reviews: 154
• city: FL/CA

returns carfuelinjector:

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

general carfuelinjector:

• condition: New
• Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors

shipping carfuelinjector:

• carrier: USPS
• cost: $0.00
• transit: 3-7 Days
• class: Standard, Expedited
• type: Fixed
• service: Standard, USPS Priority Mail

payments carfuelinjector:

• other
• credit card: Diners-club
• wallet: Apple-pay

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