HONDA Cylinder Head 10003-RAA-A01

( Manufacturer Part Number: 10003RAAA01 ), ( Type: Cylinder Head ), ( Manufacturer Warranty: 6 Months ), ( Oe/oem Part Number: 10003-raa-a01 ), ( Items Included: Bolts ), ( Material: Aluminum ), ( Vintage Part: No ), ( Finish: Polished ), ( Country Of Origin: Japan ), ( Item Weight: 44lb )

Review HONDA Reman Genuine Cr v Cylinder Head fits ELEMENT ACCORD CR 2003–2011

The **Honda 10003-RAA-A01 Cylinder Head** is a precision-engineered component designed specifically for the **2003 2011 Honda CR-V and Accord (K2/K3 models)**, serving as the critical interface between the engine s combustion chambers and the cooling system. Crafted from high-grade cast iron, this durable cylinder head features a **four-valve, dual overhead camshaft (DOHC) design**, ensuring optimal airflow for efficient combustion while maintaining structural integrity under high-performance demands. The head incorporates **intake and exhaust ports** meticulously machined to enhance engine breathing, contributing to smoother operation, improved throttle response, and better fuel efficiency. Key features include **integrated spark plug bosses**, **camshaft bearing caps**, and **valve guides** that align perfectly with Honda s high-revving, fuel-injected engine architecture, making it a direct replacement for worn or damaged original components. Whether replacing a head damaged by overheating, corrosion, or wear, this aftermarket part is built to meet or exceed OEM specifications, ensuring a reliable fit and performance. Its compatibility with Honda s **VTEC (Variable Valve Timing and Lift Electronic Control)** system present in the K2/K3 engines means it supports the dynamic valve timing shifts that enhance power delivery across the RPM range. For mechanics and DIY enthusiasts, this cylinder head is a robust solution for restoring engine performance, extending the lifespan of the powertrain, and maintaining the vehicle s original driving dynamics. Proper installation requires sealing with Honda-approved gaskets and torque specifications to prevent leaks and ensure long-term reliability.

### **Pros and Cons of Buying a Honda 10003-RAA-A01 (2003 2011) Cylinder Head for CR-V/Accord**

1. **High Quality and Durability** Honda s cylinder heads are known for their robust construction, using high-grade materials and precision machining. This particular part is designed to withstand high temperatures and pressures, ensuring long-term reliability in engines like the K-series (used in 2003 2011 CR-V and Accord).

2. **Compatibility** This part is specifically engineered for the **2003 2011 Honda CR-V (K24A2 engine)** and **2003 2005 Honda Accord (K24A2 engine)**, making it a direct fit without modifications. It includes the intake manifold, exhaust ports, and valve cover, ensuring all components align correctly.

3. **Performance Potential** A well-maintained or upgraded cylinder head can improve airflow, combustion efficiency, and horsepower, especially if paired with performance tuning (e.g., ECU remapping, forced induction). The **RAA-A01 variant** is often preferred by tuners for its slightly more aggressive porting compared to stock heads.

4. **Aftermarket Support** This part has a strong aftermarket presence, meaning you ll find gaskets, seals, and even upgraded versions (e.g., forged heads, ported heads) if you want to modify it further. Honda s design also allows for easy modifications like valve upgrades or port matching.

5. **Reliability for Long-Term Use** Honda s cylinder heads are less prone to warping or cracking compared to some competitors, provided they are properly installed and maintained. The **10003-RAA-A01** is a stock head, meaning it has been battle-tested in thousands of vehicles over the years.

6. **Cost-Effective Replacement** Compared to rebuilding a stock head or buying a used one, purchasing a new or high-quality used **10003-RAA-A01** is often more affordable than a full engine rebuild. Prices typically range from **$200 $500**, depending on condition and source.

7. **Ease of Installation** While installation requires mechanical skill (especially if you re replacing gaskets, bolts, or seals), Honda s cylinder head design is relatively straightforward compared to some European or high-performance heads. Proper torque specifications and gasket application are critical, but the process is well-documented.

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1. **Age and Wear** Since this part is from a **2003 2011 model**, if purchasing used, it may have signs of wear (e.g., burnt valves, warping, or cracked gaskets). Always inspect for:

- **Warping** (check for uneven surfaces with a straightedge).

- **Exhaust port erosion** (common in high-mileage engines).

- **Valve seat recession** (can cause leaks or poor sealing).

- **Cracks** (especially around the water jacket or exhaust ports).

- **Leaking head gaskets** (common in high-mileage engines).

- **Warped or bent valves** (from carbon buildup or overheating).

- **Exhaust port corrosion** (from coolant leaks or poor maintenance).

- **Thread stripping** in bolt holes (requires re-tapping or replacement).

- **Leaks** (if gaskets aren t seated correctly or bolts aren t torqued properly).

- **Warping** (if the head is not evenly heated or cooled during installation).

- **Thread damage** (if bolts are reused or overtightened).

**Recommendation:** Use **new bolts** (Honda part # **10413-RAA-A01**) and follow torque specs strictly (typically **25 30 ft-lbs** for initial tightening, then **90 additional turn**).

4. **Limited Stock Availability** While not rare, **new OEM 10003-RAA-A01 heads** may be harder to find in some regions, especially if you need a specific variant. Prices for new ones can fluctuate, and some sellers may charge premiums for "like-new" condition.

- **Regular valve adjustments** (if using mechanical lifters, as in the K24A2).

- **Coolant system checks** (leaks can warp the head).

- **Proper gasket replacement** (every installation should use new gaskets).

- **Torque specifications adherence** (under-torquing can cause leaks; over-torquing can warp the head).

6. **Potential for Counterfeit Parts** If buying online, there s a risk of **fake or low-quality replicas**, especially on platforms like eBay or Facebook Marketplace. Always verify:

- **Part number matches exactly** (10003-RAA-A01).

- **Seller reputation** (check reviews or ask for proof of authenticity).

- **Physical inspection** (if possible) for cracks, warping, or machining quality.

- Removing the engine cover, intake, and exhaust components.

- Draining coolant and oil.

- Removing spark plugs, rocker covers, and other related parts.

- **Time-consuming process** (typically **4 8 hours** for a first-time installer).

- **Special tools** (torque wrench, head gasket scraper, valve spring compressor).

---

### **Conclusion**

The **Honda 10003-RAA-A01 cylinder head (2003 2011 CR-V/Accord)** is a **high-quality, reliable, and performance-capable** part when sourced correctly and installed properly. It offers **durability, compatibility, and tunability**, making it a solid choice for both **restoration projects and performance builds**.

However, **buying used carries risks** (warping, cracks, or hidden damage), so **prioritize inspection or purchasing new** if possible. **Installation requires care** warping, leaks, or improper torque can lead to engine issues. If you re not comfortable with mechanical work, **hire a professional** to avoid costly mistakes.

For **budget-conscious buyers**, a **used but inspected 10003-RAA-A01** can be a great deal if you verify its condition. For **long-term reliability**, a **new or high-quality used head** with proper installation is the best approach.

---

### **Final Recommendation**

- Purchase from **Honda-authorized dealers, RockAuto, or trusted online retailers** (e.g., Summit Racing, JEGS).

- Ensure the part number **exactly matches 10003-RAA-A01** (some variants like **10003-RAA-A02** have slight differences).

- Budget **$300 $500** for a new head (prices may vary by region).

- **Inspect for warping, cracks, and exhaust port condition** (use a straightedge and flashlight).

- **Test for leaks** (check coolant and oil for mixing).

- **Verify bolt holes** (no stripped threads).

- **Avoid heads with excessive carbon buildup or burnt valves**.

- **Budget $150 $300**, but expect to spend extra on gaskets and bolts.

- Consider **porting the head** (common aftermarket service to improve airflow).

- Upgrade to **forged valves or retainers** if running forced induction.

- Ensure **ECU tuning** is done to match the modified head.

- **Use new bolts (10413-RAA-A01)** and **torque in stages** (initial snug, then 90 turn).

- **Replace all gaskets** (head gasket, intake manifold gasket, exhaust gasket).

- **Check valve lash** after installation (if using mechanical lifters).

- **Break in the engine properly** to avoid warping.

**Best for:** Reliable replacements, tuners, and DIY mechanics who can inspect and install properly.

**Avoid if:** You re not mechanically inclined, buying from untrusted sellers, or need a part with minimal risk (in which case, consider a **rebuilt engine** or **high-mileage used head with full inspection**).

Details:

This cylinder head comes with a 1-year manufacturer warranty and includes bolts for easy installation. Fits: 03-07 Honda Accord 03-11 Element And 07-09 CR-V, Good working condition. The Genuine Honda 2003 2011 Element CR-V Accord Cylinder Head 10003-RAA-A01 is a high-quality engine part made of aluminum, designed specifically for vehicles. 2.4L K24 Cylinder Head Assembly.

Perfect for those looking to replace their cylinder head with a genuine Honda part, this product is reliable choice maintaining the engine of your vehicle. Manufactured in Japan, this polished finish part ensures optimal performance and durability for your vehicle.

part #: 10003raaa01 prices

• $474.99-$775.00

specifications cylinderheapar:

• for models: Cr, Element, Accord
• for makes: Honda
• for years: 2003-2011
• mpn: 10003raaa01
• type: Cylinder Head
• manufacturer warranty: 6 Months
• oe/oem part number: 10003-raa-a01
• items included: Bolts
• material: Aluminum
• vintage part: No
• finish: Polished
• country of origin: Japan
• item weight: 44lb

general cylinderheapar:

• condition: Remanufactured
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

offer cylinderheapar:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: May 20, 2026
• quantity: 1

shipping cylinderheapar:

• type: Fixed
• cost: $0.00
• service: Standard
• class: Standard
• transit: 3-8 Days

returns cylinderheapar:

• paid by: Seller
• time: 60 Days
• policy: Returns Accepted

seller cylinderheapar:

• # reviews: 23
• rating: 100.0%
• city: Hebron, Kentucky

payments cylinderheapar:

• other
• credit card: Discover
• wallet: Paypal

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