FORD BL3Z-6303-A Crankshaft Coyote Standard 5.0L BR3E

( Manufacturer Part Number: BL3Z-6303-A ), ( Part Type: Crankshaft ), ( Bore Size: Standard ), ( Manufacturer Warranty: 90 Day ), ( Fitment Type: Direct Replacement ), ( Finish: Clean, Polished ), ( Country Of Origin: United States )

Review FORD Crankshaft 5.0l Coyote Polished Standard Size Oem fits MUSTANG F150 2011–2014

The **Ford BL3Z-6303-A Crankshaft** is a precision-engineered, high-performance component designed exclusively for the **5.0L Coyote (BR3E) engine** found in select **2011 2014 Ford F-150 Super Crew Cab models** and **2011 2014 Ford Mustang GT** vehicles. Crafted from **high-strength forged steel**, this crankshaft is built to withstand the extreme demands of high-revving, high-torque applications while maintaining exceptional durability and longevity. The **BL3Z-6303-A** features a **fully counterbalanced design** with **five main journals** and **seven crankpins**, ensuring smooth operation and reduced vibration under heavy loads. Each journal is **precision-machined to tight tolerances**, with **hardened and ground surfaces** to resist wear and prevent premature failure, even under aggressive driving conditions or modified engine setups. The crankshaft s **integral counterweights** are strategically balanced to minimize parasitic drag and enhance overall engine efficiency, making it an ideal choice for both stock and performance-oriented builds. Whether you're restoring a classic Mustang, upgrading a workhorse F-150, or pushing the limits of a modified Coyote engine, this **OEM-replacement crankshaft** delivers the reliability and performance expected from Ford s legendary V8 architecture. Built to meet or exceed original equipment specifications, it ensures seamless integration with the **5.0L Coyote s** valve train, connecting rods, and oil passages, providing a direct drop-in solution for engines requiring a replacement or upgraded crankshaft. With its **robust construction and meticulous engineering**, the **BL3Z-6303-A** is a critical component for maintaining peak engine performance while extending the lifespan of your vehicle s powerplant.

### **Pros and Cons of Buying a Ford BL3Z-6303-A Crankshaft (5.0L Coyote, 2011-2014 F-150/Mustang)**

1. **High Performance Potential** The 5.0L Coyote engine (BL3Z-6303-A) is a naturally aspirated V8 known for its strong power output (365 412 hp, depending on year and trim). With proper tuning, it can be pushed to 500 hp with minimal modifications, making it a favorite for enthusiasts.

2. **Proven Reliability (When Maintained)** When properly maintained, the Coyote engine is durable, especially with regular oil changes, cooling system checks, and valve cover gasket replacements (a known weak point in early models). Many units last well over 200,000 miles with care.

3. **Aftermarket Support** The Coyote is one of the most supported engines in Ford s history. High-quality parts (e.g., crankshafts, rods, pistons, and supporting components) are widely available, and tuning options (e.g., Haltech, Link, and AEM) make performance upgrades straightforward.

4. **Strong Secondary Market** Due to its popularity, finding replacement parts, labor, and performance upgrades is easier than for less common engines. This reduces downtime and repair costs compared to more obscure powerplants.

5. **Compatibility with Modern Tech** The Coyote benefits from modern Ford electronics, making it easier to integrate performance chips, ECU tuning, and forced induction (turbo/supercharger) without major wiring or software issues.

6. **Resale Value (If Well-Maintained)** A Coyote-powered F-150 or Mustang retains decent resale value, especially if it has a clean service history. High-performance versions (e.g., GT, Shelby GT500) hold value exceptionally well.

7. **Versatility** The engine can be used in street, strip, and even light off-road applications with the right modifications. It s also a popular choice for engine swaps into other vehicles.

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- **Valve Cover Gasket Leaks** A common failure point, often requiring replacement every 50,000 100,000 miles.

- **Oil Leaks** Rear main seal and valve cover gasket leaks are frequent, especially in higher-mileage units.

- **Rod Bearing Wear** Some early Coyotes suffer from premature rod bearing failure, often due to oil starvation or poor maintenance. The **crankshaft (BL3Z-6303-A)** itself is generally strong, but supporting components (rods, bearings) may need attention.

- **Cooling System Issues** The thermostat housing and water pump can fail, leading to overheating if not addressed.

2. **Cost of Maintenance** While the engine is robust, repairs (especially oil leaks, cooling system fixes, and valve cover replacements) can add up. Labor costs for Coyotes are often higher than for older Ford V8s due to complexity.

3. **Fuel Economy Limitations** As a naturally aspirated V8, the Coyote is thirsty. Expect **12 16 MPG in an F-150** and **18 22 MPG in a Mustang**, which is poor compared to modern turbocharged or hybrid alternatives.

4. **Weight and Size** The Coyote is heavy (around **500 lbs** for the engine alone), which can negatively impact handling in a Mustang and fuel economy in an F-150. The large displacement also means higher insurance costs.

5. **Depreciation (Non-GT Models)** Standard Coyotes (non-GT) depreciate quickly. Unless you plan to keep it long-term or modify it, the value drop can be significant.

6. **Forced Induction Challenges** While the Coyote can handle turbo/supercharging, early models are more prone to **oil dilution and cooling issues** under heavy boost. Proper cooling and fueling upgrades are mandatory for forced induction builds.

7. **Electrical Quirks** Some early Coyotes have issues with **fuel pump failures, alternator problems, and sensor malfunctions**, which can lead to intermittent electrical gremlins.

---

The **Ford BL3Z-6303-A crankshaft (5.0L Coyote)** is an excellent choice if you prioritize **performance, aftermarket support, and long-term mod potential**. It s a **great engine for enthusiasts** who plan to invest in maintenance and upgrades, whether for street driving, track use, or engine swaps. However, it s **not ideal** for those seeking **fuel efficiency, low maintenance, or a budget-friendly daily driver**.

If you buy one, **inspect for oil leaks, cooling system integrity, and service history** especially for valve cover gaskets and rod bearing condition. A **pre-purchased engine swap** (if available) can save money compared to buying a used Coyote with unknown history.

- You want a **high-performance, mod-friendly V8** for a Mustang or F-150.

- You re prepared for **regular maintenance** (oil changes, cooling system checks, valve cover replacements).

- You plan to **invest in upgrades** (tuning, forced induction, or engine swaps).

- You find a **well-documented, low-mileage example** with a clean service record.

- You need **good fuel economy or low running costs**.

- You re not comfortable with **regular maintenance or minor repairs**.

- You want a **reliable, low-depreciation daily driver** without modifications.

- You find a **high-mileage unit with neglected oil leaks or cooling issues**.

**Final Verdict:** The Coyote is a **fantastic engine for the right buyer** one who values performance and isn t afraid of a little work. For casual drivers or those seeking simplicity, a modern turbocharged or hybrid alternative may be a better fit.

Details:

Part #: BR3E C41E: Stock F150 5.0L Steel Crankshaft Core 2011 -2014. This is a Remanufactured OE Stock Standard Size 5.0L Boss Coyote Crankshaft. Discount prices on quality New Reconditioned Automotive Replacement Part. Crankshaft is polished.

A Core in Automotive language refers to cylinder heads, crankshafts, engine blocks that can be rebuilt and or machined order installed for use. Specs: Stand Size Main Journals, Information: Crankshaft is sold as a CORE item.

part #: bl3z6303 prices

• $67.49-$330.75

specifications cranshafengin:

• for models: F150, Mustang
• for makes: Ford
• for years: 2011-2014
• mpn: Bl3z-6303-a
• part type: Crankshaft
• bore size: Standard
• manufacturer warranty: 90 Day
• fitment type: Direct Replacement
• finish: Clean, Polished
• country of origin: United States

payments cranshafengin:

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

general cranshafengin:

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

returns cranshafengin:

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

shipping cranshafengin:

• service: UPS Ground
• transit: 2-6 Days
• class: Standard
• type: Fixed
• cost: $0.00
• carrier: UPS

offer cranshafengin:

• started: April 7, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 5

seller cranshafengin:

• # reviews: 20327
• city: Dallas, Texas
• rating: 99.6%

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