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ADV Rebuilt 5.3 OHV V8 Cylinder Head Silverado Vortec Sierra LS6 LS2 Casting # 799/243 (CORE RETURN REQUIRED)
XCD 1100
Price Details
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Experience superior performance with our rebuilt 5.3 OHV V8 Cylinder Head, featuring a meticulous 3-angle grind valve job and precision PCD milled finish.
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What Stands Out
Product Details
- Complete disassembly and thorough cleaning via hot tank & ultrasonic cleaner
- Pressure tested to confirm casting is not cracked
- New Valve Stem Seals & Valve Guides
- 3-angle grind Valve Job & vacuum tested to ensure perfect compression.
- PCD milled to ensure a super smooth finish. (PCD stands for Polycrystalline Diamond, and is best for aluminum heads).
- All parts are cleaned and inspected before final assembly to meet AERA specifications
- Core Return Required within 21 days from date of delivery
| Item Weight | 25 lbs (11.34 kg) |
Product Technical Details
| Manufacturer | GM / GMC / Chevy |
| Brand | ADV Cylinder Heads |
| Model | LS6 / LS2 |
| Item model number | 799 / 243 |
| Exterior | Aluminum |
| Manufacturer Part Number | 799 / 243 |
What's in the box
One complete cylinder head
Who Should Buy?
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Performance Enthusiasts
Ideal for users looking to enhance engine performance with high-quality rebuilt cylinder heads.
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Engine Rebuilders
Perfect for professionals or hobbyists rebuilding V8 engines who need reliable and compatible cylinder heads.
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Budget-Conscious Upgrades
A cost-effective solution for those wanting to replace damaged heads without compromising on quality.
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Casual Drivers
Less suitable for those with standard vehicles not requiring performance upgrades or replacements.
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DIY Beginners
Should be avoided by inexperienced individuals who may struggle with installation and setup processes.
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Non-V8 Vehicles
Not compatible with vehicles that do not have a 5.3 OHV V8 engine, limiting its applicability.
Product Description
Customer Questions & Answers
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Question:
What is a Rebuilt 5.3 OHV V8 Cylinder Head?
Answer: A Rebuilt 5.3 OHV V8 Cylinder Head is a refreshed version of the original engine component, engineered for optimal performance. This cylinder head has been reconditioned, ensuring that it functions efficiently, improving airflow and combustion inside your vehicle's engine. It is particularly relevant for drivers who want to replace a damaged or worn-out cylinder head of their Silverado, Vortec, or Sierra models, thus restoring engine power and efficiency. -
Question:
What vehicles are compatible with the Rebuilt 5.3 OHV V8 Cylinder Head?
Answer: This cylinder head is compatible with several GM V8 models, including the Silverado, Vortec, and Sierra, specifically those equipped with the LS6 and LS2 engines. Ensuring compatibility is crucial as it helps maintain the performance and reliability of your vehicle, especially if you're involved in towing or performance driving. You can easily confirm compatibility with your engine by referencing the casting number 799 or 243. -
Question:
What does 'CORE RETURN REQUIRED' mean?
Answer: 'CORE RETURN REQUIRED' indicates that you must return your old or damaged cylinder head after installing the rebuilt one. This process allows recyclers to refurbish the old parts, which is environmentally beneficial and cost-effective. By participating in core returns, you contribute to sustainable practices while also potentially lowering the cost of future purchases. -
Question:
How can I identify the casting number for my engine?
Answer: To identify the casting number on your engine, you can typically find it on the cylinder head itself. Look for a series of digits on the flat surfaces, which may require cleaning off dirt or grime. Knowing your casting number, such as 799 or 243, ensures you select the right replacement part and maintain compatibility with your engine, preserving its performance. -
Question:
What are the benefits of using a rebuilt cylinder head vs. a new one?
Answer: Using a rebuilt cylinder head offers several benefits including cost savings and environmental sustainability. Rebuilt heads often perform just as well as new ones, providing comparable reliability and efficiency. For those looking to maintain their vehicle's performance without the higher costs associated with new parts, rebuilt options represent a practical choice, especially if your engine experiences wear or damage. -
Question:
How do I install a rebuilt cylinder head?
Answer: Installing a rebuilt cylinder head typically involves removing the existing head, cleaning the mating surfaces, and bolting the new head in place using an appropriate torque specification. It's vital to have the right tools and follow manufacturer guidelines to ensure a proper fit and seal. Completing this installation accurately can lead to improved engine functionality and better overall performance, making it suitable for both enthusiasts and everyday drivers. -
Question:
What should I check for when inspecting my current cylinder head?
Answer: When inspecting your current cylinder head, check for visible cracks, warping, and signs of oil or coolant leaks. Inspecting the valve seats and springs for wear or damage is also essential. These checks help prevent further engine damage and give insight into whether a rebuilt head could restore your vehicle's performance. This proactive approach is particularly useful if you're experiencing engine misfires or overheating issues. -
Question:
Can I use a rebuilt cylinder head for performance upgrades?
Answer: Yes, a rebuilt cylinder head can be a great option for performance upgrades, especially if it has been enhanced for better airflow and combustion efficiency. Many performance-focused enthusiasts choose to upgrade their cylinder heads to achieve higher horsepower and torque levels. This makes the rebuilt cylinder head ideal for improving performance in towing, racing, or off-roading applications, providing a balanced enhancement for your engine. -
Question:
Is it necessary to replace gaskets when installing a new cylinder head?
Answer: Yes, it’s highly advisable to replace gaskets when installing a new cylinder head. New gaskets ensure a tight seal, which prevents leaks of coolant and oil, critical for engine health. Additionally, using new gaskets helps facilitate a proper seating of the cylinder head against the engine block, which is vital for maintaining compression. This practice is important for anyone performing head changes or major engine repairs. -
Question:
Where can I buy Rebuilt 5.3 OHV V8 Cylinder Head Silverado Vortec Sierra LS6 LS2 Casting # 799/243 in Montserrat?
Answer: You can purchase the Rebuilt 5.3 OHV V8 Cylinder Head Silverado Vortec Sierra LS6 LS2 Casting # 799/243 at Ubuy in Montserrat. Ubuy offers a variety of automotive parts, making it a reliable source for finding quality engine components. You can easily browse their selection, ensuring you find the exact part needed to restore or upgrade your vehicle’s performance.
ADV Cylinder Heads Cylinder Heads 799 / 243 Editorial Review
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Pros
- High performance improvement
- Durable construction
- Easy to install
- Compatible with various models
- Great customer feedback
Cons
- Core return process can be tedious.
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
XCD 1100
Order now and get it around Thursday, July 09
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- Rebuilt 5.3 OHV V8 Cylinder Head for enhanced engine performance.
- Thoroughly cleaned and pressure tested for guaranteed quality.
- New valve stem seals and guides installed for reliability.
- Precision 3-angle grind valve job for perfect compression.
- PCD milled finish for superior smoothness, ideal for aluminum heads.
- Core return required for eco-friendly rebuilding process.



