HONDA 10005RCJA00 Cylinder Head Hybrid Rh Rear 306-59391 3.0L 5TH

( Manufacturer Part Number: 10005RCJA00 ), ( Material: Aluminum ), ( Vintage Part: No ), ( Interchange: 306-59391 ), ( Type: Cylinder Head ), ( Manufacturer Warranty: 1 Month ), ( Id: E5b36210-bed4-461e-9d24-f7a438488ed7 ), ( Country Of Origin: Japan )

Review HONDA Cylinder Head 3.0l At Vin 5th Digit Hybrid Rh Rear fits ACCORD 2005–2007

The **Honda 10005RCJA00 cylinder head (3.0L V6, 2005 2007 Accord Hybrid, 5th Generation, Rear Hybrid RH)** is a meticulously engineered component designed to deliver peak performance and reliability within Honda s advanced hybrid powertrain system. This precision-machined aluminum head is specifically tailored for the **3.0L V6 engine** found in the **2005 2007 Accord Hybrid**, serving as the critical interface between the combustion chambers and the intake/exhaust systems. Crafted from high-grade aluminum alloy, it features a **dual overhead camshaft (DOHC) design** with four valves per cylinder (two intake and two exhaust), ensuring optimal airflow for enhanced combustion efficiency a key factor in the hybrid system s ability to balance fuel economy and power output. The head incorporates **integrated spark plug bosses** and **intake ports** that are finely tuned to work in tandem with the engine s variable valve timing (VTEC) system, allowing for dynamic adjustments in valve lift and timing to maximize both low-end torque and high-revving performance. For the **rear hybrid right-hand drive (RH) models**, this part is engineered with precise alignment and mounting points to integrate seamlessly with the hybrid-specific drivetrain components, including the electric motor and power-split device. The **05-07 Accord Hybrid s unique hybrid architecture** demands a cylinder head that can withstand the thermal and mechanical stresses of both internal combustion and electric assist, making this part a vital contributor to the vehicle s legendary efficiency and longevity. Whether for a restoration project, performance upgrade, or replacement due to wear, this **OEM Honda part** ensures compatibility with the original factory specifications, delivering the same level of durability and performance as the one that came from the assembly line. Its inclusion in a hybrid system underscores Honda s commitment to innovation, blending traditional internal combustion engineering with cutting-edge electric propulsion to create a vehicle that redefines modern automotive efficiency.

### **Pros and Cons of Buying a Honda 10005RCJA00 (2005-2007 3.0L V6 Accord Cylinder Head, 5th Gen, Hybrid RH Rear)**

1. **Reliability and Durability** Honda s 3.0L V6 engine (J30) is well-regarded for its longevity, especially when maintained properly. Many examples with high mileage still run strong with basic upkeep.

2. **Aftermarket Support** The J30 engine has a strong aftermarket presence, meaning you ll find easy access to parts, upgrades (like cold air intakes, exhausts, or performance chips), and tuning options.

3. **Hybrid System (If Intact)** The hybrid system (if fully functional) can improve fuel efficiency, though it adds complexity. If the hybrid components (battery, motor, inverter) are in good condition, this can be a selling point.

4. **Resale Value** Hondas, especially Accords, hold their value reasonably well compared to some competitors. A well-maintained example with a clean title may still fetch a decent price.

5. **Potential for Restoration** If the head is being sourced for a rebuild, the J30 is a solid choice for a project car. The engine is straightforward to work on, and parts are widely available.

6. **Lower Cost Compared to New** Purchasing a used or salvaged head is significantly cheaper than buying new, making it a budget-friendly option for repairs or modifications.

7. **Compatibility** The 3.0L V6 fits multiple Honda models (Accord, Odyssey, Pilot), so it s versatile if you need a spare for another vehicle.

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1. **Hybrid Complexity** If the hybrid system is failing or needs replacement, repairs can be expensive. The battery, motor, and inverter are critical components that may require professional attention.

2. **Mileage and Wear** A used head from a high-mileage vehicle may show signs of wear (valve stem seals, head gasket issues, or cylinder wear). A compression test or leak-down test is recommended before purchase.

3. **Potential for Hidden Damage** Without a thorough inspection, you might inherit issues like cracked heads, warped decks, or internal engine damage (e.g., bent valves, rod knock). Always verify the head s condition.

4. **Reconditioning Costs** If the head is salvaged, it may need machining (decking, valve seat replacement, or honing) to restore proper sealing and performance. These services add to the overall cost.

5. **Market Availability** While parts are common, finding a *specific* head (especially with hybrid components intact) may require searching salvage yards, junkyards, or online marketplaces like eBay or Facebook Marketplace.

6. **Labor Intensity** Installing a used head requires mechanical skill, including proper gasket replacement, torque specifications, and alignment. Improper installation can lead to leaks or long-term issues.

7. **Risk of Counterfeit or Mismatched Parts** Buying from unverified sources increases the chance of receiving a head that doesn t match the original specifications (e.g., wrong casting number, incorrect bolt pattern).

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Buying a used Honda 10005RCJA00 cylinder head (2005-2007 3.0L V6 Accord) can be a cost-effective solution if you re rebuilding an engine or replacing a damaged head. The J30 engine s reputation for reliability and aftermarket support makes it a practical choice, but the hybrid system adds complexity that may not be worth the hassle unless you re experienced with hybrid repairs.

**If you re a DIY mechanic with access to tools and testing equipment (compression tester, leak-down tool), this can be a smart purchase.** However, if you lack mechanical expertise or the head comes with unknown issues (e.g., cracked deck, warped surface), the risks of hidden problems may outweigh the savings.

- **A reconditioned OEM head** from a reputable machine shop (higher upfront cost but guaranteed quality).

- **A new or remanufactured head** if budget allows (eliminates risk of wear or damage).

- **A used head from a known source** (e.g., a trusted mechanic or salvage yard with inspection records).

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1. **Verify the head s condition** Request a compression test or leak-down test before purchasing. Look for signs of cracking (dye penetrant test), warping, or internal damage.

2. **Check hybrid components** If the head is from a hybrid, confirm the battery, motor, and inverter are in working order or budget for replacements.

3. **Compare pricing** Get quotes from multiple sources (salvage yards, online auctions, local mechanics) to ensure you re not overpaying for a potentially flawed part.

4. **Factor in labor and reconditioning** Account for machining costs if the head needs resurfacing or valve job. A "cheap" head could end up costing more if it requires extensive work.

5. **Consider alternatives** If the head is for a project car, weigh whether rebuilding an existing engine or buying a used one is the most cost-effective path.

**Final Verdict:** *Proceed with caution.* A used Honda J30 head can be a great deal if thoroughly inspected and compatible with your project, but it s not a "set-and-forget" purchase. If you re unsure about the head s condition, prioritize a reconditioned or new part to avoid costly surprises.

Details:

Transfer cases will not be included with transmissions from 4x4 or All Wheel Drive vehicles. Depending on the age of vehicle and other circumstances they will rust show signs corrosion. Transmission lines will need flushed, along with the transmission oil cooler needs replaced if equipped, this to be done so contaminants from bad not ruin your replacement. Warranty period begins the day after delivery.

Engines must be shipped to a commercial address with dock and forklift or the closest shipping terminal. Picture in the listing may not be of actual item sold; it a stock picture only. Most items are shipped the same-day as purchase. Axle seals, front and drive shaft seals will also need to be replaced.

Block, Cylinder Heads, Timing Cover, Oil Pan, Flywheel. Quick shipping. In some cases the Transmission Control Computer module is internal and incorporated with valve body, which may require body to be replaced. Some external sensors or solenoids may need to be replaced.

Transmissions must be shipped to a commercial address with dock and forklift or the closest shipping terminal. Buyer pays return shipping if wrong color ordered. Buyer will need to replace the transmission oil filter, put a new pan gasket on, flush and add manufacturer specific fluids. Free shipping, if offered, applies only to commercial addresses with proper equipment dock and forklift unload.

part #: 10005rcja00 price

• $299.98

specifications cylinderheapar:

• for models: Accord
• for makes: Honda
• for years: 2005-2007
• mpn: 10005rcja00
• material: Aluminum
• vintage part: No
• interchange: 306-59391
• type: Cylinder Head
• manufacturer warranty: 1 Month
• id: E5b36210-bed4-461e-9d24-f7a438488ed7
• country of origin: Japan

offer cylinderheapar:

• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True
• started: March 12, 2026
• availability: In Stock

payments cylinderheapar:

• other
• credit card: Diners-club
• wallet: Paypal

seller cylinderheapar:

• rating: 99.6%
• # reviews: 23776
• city: Erie, Pennsylvania

returns cylinderheapar:

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

general cylinderheapar:

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

shipping cylinderheapar:

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

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