FORD AL3Z-6303-A Crankshaft 6.2L AL3E-6303-CA

( Manufacturer Part Number: AL3Z-6303-A ), ( Part Type: Crankshaft )

Review FORD 6.2l Crankshaft Oem Used

The **Ford AL3Z-6303-A 6.2L Crankshaft (AL3E-6303-CA)** is a precision-engineered component designed exclusively for Ford s high-performance and heavy-duty applications, specifically tailored for the iconic 6.2L Coyote V8 engine family, including models like the F-150 Raptor, Mustang GT, and Shelby GT500. Crafted from high-strength forged steel, this crankshaft is built to withstand the extreme demands of high-revving, high-torque environments, ensuring durability, reliability, and optimal performance under intense loads. The AL3Z-6303-A features a balanced, counterweighted design with seven main journals and five crankpins, meticulously machined to Ford s stringent specifications to minimize vibration and maximize smoothness, even at elevated RPMs. The crankshaft s main journals are ground to precise tolerances, while the crankpins incorporate hardened surfaces to resist wear and fatigue, making it ideal for both stock and modified engines running high-performance camshafts, forced induction, or aggressive tuning setups. This component is also compatible with the **AL3E-6303-CA** variant, which may include additional features such as balanced counterweights or slight dimensional adjustments to accommodate specific engine builds or aftermarket modifications. Whether installed in a stock application or a heavily modified performance engine, the AL3Z-6303-A crankshaft delivers the structural integrity and performance-enhancing characteristics required to sustain the demands of modern high-output V8s, ensuring longevity and peak mechanical efficiency.

### **Pros and Cons of buying a Ford AL3Z-6303-A (6.2L Crankshaft) and AL3E-6303-CA (Crankshaft Position Sensor)**

#### **Overview**

The **Ford AL3Z-6303-A** is a **6.2L crankshaft** (likely for the **5.4L Triton V8 engine**, commonly found in F-Series trucks, Excursions, and some SUVs like the Expedition). The **AL3E-6303-CA** is the **crankshaft position sensor (CKP sensor)**, a critical component for engine management. Both parts are essential for engine operation, but they differ in function and replacement complexity.

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### **Pros of buying a Ford AL3Z-6303-A (6.2L Crankshaft)**

1. **OEM Quality and Fit**

- Ford s aftermarket and genuine replacement crankshafts are designed to meet or exceed original specifications, ensuring proper fit and performance.

- Reduces the risk of premature wear or failure compared to non-OEM alternatives.

2. **Compatibility with Ford Engines**

- The **5.4L Triton V8** (and some related engines) relies on a robust crankshaft for durability, especially in high-torque applications like towing or heavy-duty use.

- A new crankshaft can restore power and longevity if the original was worn or damaged.

3. **Prevents Engine Damage**

- A failing crankshaft can lead to catastrophic engine failure (e.g., rod knock, bearing failure). Replacing it proactively avoids costly repairs.

- Helps maintain proper balance and smooth operation, reducing vibration and stress on other components.

4. **Warranty Coverage (If Purchased from Authorized Dealer)**

- Some Ford-approved suppliers offer warranties, providing peace of mind against defects.

5. **Potential for Increased Longevity**

- If the crankshaft was the root cause of engine issues (e.g., excessive play, scoring), replacing it can extend the engine s lifespan.

---

### **Cons of buying a Ford AL3Z-6303-A (6.2L Crankshaft)**

1. **High Cost**

- Crankshafts are expensive, often ranging from **$300 $800 ** depending on whether it s a genuine Ford part or an aftermarket alternative.

- Labor costs for replacement are significant (typically **$500 $1,200 **), as it requires removing the engine or accessing the crankshaft through the oil pan or timing cover.

2. **Complex Installation**

- Engine removal or partial disassembly.

- Specialized tools (e.g., crankshaft puller, alignment tools).

- Expertise to ensure proper balancing and sealing.

- Not a DIY-friendly repair unless the mechanic is highly experienced.

3. **Potential for Hidden Issues**

- If the engine has other underlying problems (e.g., worn bearings, rod damage, or oil leaks), replacing just the crankshaft may not fully resolve the issue.

- A **crankshaft replacement alone does not address timing chain/gear wear** (common in 5.4L Triton engines), which can lead to future failures.

4. **Aftermarket Quality Variability**

- While some aftermarket crankshafts are reliable, others may lack the precision of OEM parts, leading to vibration or premature wear.

- Always verify the supplier s reputation before purchasing.

5. **Opportunity Cost**

- The expense and downtime may make it more cost-effective to consider **engine rebuilding or replacement** if the engine is severely worn.

---

### **Pros of buying a Ford AL3E-6303-CA (Crankshaft Position Sensor)**

1. **Relatively Affordable**

- CKP sensors are **much cheaper** than crankshafts, typically costing **$50 $150** (including labor if installed by a professional).

- Aftermarket options are widely available and often just as reliable as OEM parts.

2. **Easy to Replace**

- The sensor is **surface-mounted** (on the engine block or oil pan) and does not require engine disassembly.

- Replacement is a **quick diagnostic fix** (usually **1 2 hours of labor**).

3. **Prevents Engine Misfires and Stalling**

- A faulty CKP sensor causes **no-start conditions, rough idling, or check engine lights (P0335, P0336, etc.)**.

- Replacing it restores proper engine timing and fuel injection synchronization.

4. **Common Failure Point**

- CKP sensors fail frequently due to **dirt, oil contamination, or electrical issues**, making them a **common and cost-effective repair**.

5. **DIY-Friendly**

- Many mechanics and even experienced DIYers can replace it without specialized tools.

---

### **Cons of buying a Ford AL3E-6303-CA (Crankshaft Position Sensor)**

1. **Symptoms Can Mimic Other Issues**

- A failing CKP sensor can cause **similar symptoms** to a bad ignition coil, fuel injector, or wiring problem.

- Requires **diagnostic trouble codes (DTCs)** to confirm the issue before replacement.

2. **Sensor Can Fail Again**

- If the engine has **oil leaks or poor sealing**, the sensor may get contaminated again, leading to repeated failures.

- Ensuring a **clean installation** and addressing underlying issues (e.g., oil leaks) can help prevent recurrence.

3. **Not a Permanent Fix for Engine Problems**

- If the engine has **mechanical issues** (e.g., worn timing chain, rod knock), replacing the sensor will not resolve those problems.

---

### **Key Differences Between the Two Parts**

**Aspect** **AL3Z-6303-A (Crankshaft)** **AL3E-6303-CA (CKP Sensor)**

-------------------------- ----------------------------- -----------------------------

**Cost** Very high ($300 $800 ) Low ($50 $150)

**Installation Difficulty** Extremely complex (engine work) Simple (surface mount)

**Lifespan Impact** Restores engine longevity if worn Prevents immediate failure but not a long-term solution

**Common Failure** Rare (unless engine is severely worn) Frequent (dirt/oil contamination)

**DIY Feasibility** Not recommended Possible with basic tools

---

### **Final Conclusion and Recommendation**

#### **For the Ford AL3Z-6303-A (6.2L Crankshaft)**

- You have **confirmed crankshaft damage** (e.g., visible scoring, excessive play, or bearing failure).

- You are **prepared for a major engine job** (budgeting **$1,000 $2,500 ** for parts and labor).

- The engine is **otherwise healthy**, and you want to **restore its lifespan**.

- The engine has **other major issues** (e.g., timing chain wear, rod knock, or severe oil leaks).

- You are unsure whether the crankshaft is the root cause **diagnose first** (listen for rod knock, check compression, inspect for oil leaks).

- You are not prepared for the **time and cost** of engine disassembly.

- If the engine is **beyond 200,000 miles**, consider **rebuilding or replacing the engine** instead of just the crankshaft.

- If the issue is **timing chain/gear wear**, address that first **crankshaft replacement alone won t fix it**.

---

#### **For the Ford AL3E-6303-CA (Crankshaft Position Sensor)**

- You have **confirmed P0335/P0336 codes** or **no-start/misfire symptoms**.

- The sensor is **visibly dirty or damaged**.

- You want a **quick, low-cost fix** for an electrical issue.

- The engine has **mechanical problems** (e.g., rod knock, timing chain failure).

- You suspect **wiring or ignition issues** diagnose with a **scan tool** first.

- The sensor fails repeatedly due to **underlying contamination** (address oil leaks first).

- **Prioritize the CKP sensor replacement** if the issue is electrical.

- **Only replace the crankshaft if absolutely necessary** ensure the engine is otherwise sound.

- **Get a professional diagnosis** before committing to either repair, especially for the crankshaft.

---

### **Final Recommendation Summary**

- **Replace the AL3E-6303-CA sensor** it s a **low-cost, high-impact fix**.

- Ensure the engine has **no other mechanical issues** before proceeding.

- You have **conf

Details:

.2L V8 - Gas. 2023-.2L V8 - Gas. 2022 .2L V8 - Gas. Ford 6.2L CRANKSHAFT, OEM USED AL3E-6303-CA, AL3Z-6303-A.

This will fit. Please research/ensure fitment of part to your specific vehicle before purchasing.

part #: al3z6303 price

• $400.00

specifications cranshafengin:

• for makes: Ford
• mpn: Al3z-6303-a
• part type: Crankshaft

shipping cranshafengin:

• service: UPS Ground Saver
• type: Fixed
• class: Economy
• transit: 3-7 Days
• cost: $0.00
• carrier: UPS

offer cranshafengin:

• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0
• started: March 30, 2026
• best offers: True

seller cranshafengin:

• # reviews: 128
• rating: 100.0%
• city: Saint Louis, Missouri

payments cranshafengin:

• credit card: Discover
• other
• wallet: Google-pay

returns cranshafengin:

• policy: No Returns

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: Used

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