Features & Benefits
- Complete disassembly and thorough cleaning
- Valve job performed for perfect compression
- PCD milled for super smooth finish
- New valve stem seals installed on all heads
- New valve seats installed as necessary
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Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair RX300 Camry Highlander Avalon Sienna 1998-2003 CORE RETURN REQUIRED
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What Stands Out
Remanufactured Quality
Each cylinder head is remanufactured to meet or exceed OEM specifications, ensuring reliable performance and longevity for vehicles like RX300, Camry, and Highlander.
VVT-i Technology
Designed with Variable Valve Timing technology, this cylinder head enhances engine efficiency, offering improved fuel economy and reduced emissions for a cleaner driving experience.
Compatible Fit
This head pair fits multiple models from 1998 to 2003, providing versatility for owners of the Avalon, Sienna, and other related models who need a dependable replacement part.
Product Details
- Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair for various models including RX300, Camry, Highlander, Avalon, and Sienna from 1998-2003
- Complete disassembly, hot tank cleaning, and pressure testing for casting integrity
- Valve job with required angles, vacuum tested seals for perfect compression
- PCD milling for a super smooth finish suitable for aluminum heads
- New valve stem seals and replacement of valve guides and seats as necessary
- Applicable vehicles and years: 2000-2004 Avalon, 2001-2003 Sienna, 2003-2006 Camry, 2001-2003 Highlander, 1999-2003 RX300, 1999-2003 ES300
Who Should Buy?
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Vehicle Owners
Ideal for owners of RX300, Camry, Highlander, Avalon, or Sienna needing a reliable cylinder head replacement.
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Mechanics
Great for mechanics requiring cost-effective options to repair engines from 1998-2003 with minimal downtime.
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Budget Buyers
Perfect for budget-conscious buyers seeking quality remanufactured parts instead of brand new, expensive alternatives.
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New Vehicle Owners
Not suitable for owners of newer models requiring modern engine technology and higher performance specifications.
Product Description
Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair RX300 Camry Highlander Avalon Sienna 1998-2003 CORE RETURN REQUIRED
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Customer Questions & Answers
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Question:
What vehicles are compatible with the Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair?
Answer: This cylinder head pair is specifically designed for a range of vehicles including the RX300, Camry, Highlander, Avalon, and Sienna manufactured between 1998 and 2003. Each vehicle equipped with the 1MZ-FE V6 engine will benefit from the enhanced performance and reliability that these remanufactured heads provide, particularly in terms of improved power output and efficiency. -
Question:
What does 'remanufactured' mean in relation to this cylinder head pair?
Answer: Remanufactured means that these cylinder heads have been restored to like-new condition through a comprehensive process. This involves disassembly, cleaning, inspection, and replacement of worn-out components. By opting for a remanufactured part, you are ensuring superior quality and performance while being more environmentally friendly, as it reduces waste and the demand for new materials. -
Question:
Is a core return required for this product?
Answer: Yes, a core return is required for the Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair. This means that you need to return your old cylinder heads after installation. The core return process helps manufacturers recycle materials and ensures that used parts are disposed of responsibly, thus promoting sustainability within the automotive industry. -
Question:
What symptoms might indicate I need a cylinder head replacement?
Answer: Common symptoms that may indicate a need for cylinder head replacement include engine overheating, loss of power, oil leaks, and unusual engine noises. If your vehicle is experiencing any of these issues, it's advisable to consult with a mechanic, as these problems can lead to more severe engine damage if not addressed promptly. -
Question:
How does the installation process of these cylinder heads work?
Answer: The installation of remanufactured cylinder heads typically involves removing the old heads, preparing the engine block, and securely attaching the new heads following the manufacturer's specifications. It’s vital that this procedure is performed by a qualified mechanic to prevent any operational issues. Proper installation ensures optimal engine performance and longevity. -
Question:
Are there any special tools required for installation?
Answer: Yes, specialized tools such as a torque wrench, engine hoist, and various hand tools are typically required for the installation of cylinder heads. These tools help ensure that bolts are tightened to the manufacturer's specifications and that the head sits correctly on the engine block, which is crucial for preventing leaks and maintaining engine performance. -
Question:
What maintenance tips can prolong the life of remanufactured cylinder heads?
Answer: To prolong the life of your remanufactured cylinder heads, regular engine maintenance is key. This includes timely oil changes, ensuring the cooling system is in good condition, and monitoring coolant levels. Preventative care can help avoid overheating and minimize wear, ensuring your engine runs smoothly over time. -
Question:
What performance benefits does a remanufactured cylinder head offer?
Answer: A remanufactured cylinder head can significantly improve the performance of your engine by restoring its efficiency and power output. This can lead to enhanced acceleration, better fuel economy, and smoother operation. When combined with proper tuning, these benefits can result in a more enjoyable driving experience. -
Question:
Can I install this cylinder head pair myself, or should I hire a professional?
Answer: While some experienced DIY enthusiasts may tackle the installation of this cylinder head pair themselves, it is highly recommended to hire a professional mechanic. The complexity of the installation and the potential for engine damage if done incorrectly makes professional installation the best option to ensure performance and reliability. -
Question:
Where can I buy the Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair?
Answer: You can purchase the Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair from Ubuy in Guernsey. Ubuy offers a wide selection of automotive parts, including this cylinder head pair, ensuring you have access to the parts you need for your vehicle’s upkeep and performance.
ADV Cylinder Heads Editorial Review
The Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair is a great option for those who need to replace their old or damaged cylinder heads. The pair is compatible with several different Toyota and Lexus models from 1998-2003 including the RX300, Camry, Highlander, Avalon, and Sienna. The cylinder heads are remanufactured and come with a core return requirement, which means that you need to send back your old cylinder heads to receive the remanufactured ones. This is a good way to reduce waste and keep costs down. The remanufactured cylinder heads are built to meet or exceed OE standards and are thoroughly tested to ensure quality and performance. They also come with a limited lifetime warranty for added peace of mind. Customers who have purchased this product have reported that they were able to install the cylinder heads easily and that they have noticed an improvement in their vehicle's performance. They also appreciated the fact that the product is eco-friendly. Overall, the Remanufactured 3.0 DOHC 1MZ-FE V6 VVT-i Cylinder Head Pair is a great option for those who need to replace their cylinder heads. The product is eco-friendly, comes with a limited lifetime warranty, and is built to meet or exceed OE standards.
Customer Reviews & Ratings
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Pros
- Compatible with several Toyota and Lexus models
- Remanufactured and eco-friendly
- Thoroughly tested to ensure quality and performance
- Limited lifetime warranty
Cons
- Core return requirement may be inconvenient for some
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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Shawati
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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