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  3. AUDI 077.100.103.LX

AUDI 077.100.103.LX Engine Bgk 077100103AX 4.2 5V 65K

fits model: A8, Lx, Quattro. make: Audi. year: 2006.

077.100.103.lx Audi Engine For 2006 A8 4.2 Quattro 5v Bgk 65k Miles

( Manufacturer Part Number: 077.100.103.LX ), ( Items Included: Cylinder Head ), ( Fuel Type: Gasoline ), ( Type: Complete Assembly ), ( Ipn: 077100103ax ), ( Oe/oem Part Number: 077.100.103.lx, 077 100 103 Lx ), ( Engine Size: 4.2 L ), ( Number Of Valves: 40 ), ( Country/region Of Manufacture: Germany )

Review AUDI Engine For 4.2 5v Bgk 65k Miles fits QUATTRO A8 LX 2006

The Audi 077.100.103.LX engine is a sophisticated powerplant designed specifically for the 2006 A8 4.2 Quattro with the 5V BGK 65K engine code. This engine is a part of Audi's renowned 4.2-liter FSI (Fuel Stratified Injection) V8 engine family, which delivers an ideal balance of performance and efficiency.

The engine block is made of aluminum, contributing to its lightweight yet robust construction. The cylinder bore is lined with a durable, high-performance aluminum sleeving that ensures superior thermal insulation and reduces friction. The cylinder heads are made of aluminum as well, and they house 32 valves operated by a chain-driven double-overhead camshaft system.

The engine features a complex intake manifold with a dual-injection system, which includes both port fuel injection and direct fuel injection (FSI). This advanced fuel delivery system ensures precise fuel-air mixture formation for optimal combustion efficiency and reduced emissions. The engine also features variable valve timing (VVT) on both the intake and exhaust sides, which enhances power output and torque across the RPM range.

The engine is mated to a smooth-shifting 6-speed Tiptronic automatic transmission, which offers both automatic and manual shifting modes. The transmission features a torque converter with a lock-up clutch to improve efficiency and reduce power loss during overdrive cruising. The Quattro all-wheel-drive system distributes power to all four wheels, ensuring superior traction and stability in various driving conditions.

Additionally, the engine is equipped with a number of advanced features, such as a maintenance-free timing chain system, an engine oil cooler, and an on-board diagnostics system for easy troubleshooting. Overall, the Audi 077.100.103.LX engine is a high-performance powerhouse that delivers impressive power and refined driving dynamics.

Buying an Audi 077.100.103.LX engine as a replacement for a 2006 A8 4.2 Quattro with the 5V BGK 65K engine comes with its own set of pros and cons. Let's examine each in turn.

Pros:

1. Improved Performance: The 077.100.103.LX engine is a newer version of the 4.2 FSI engine, which means it comes with several performance upgrades. These upgrades include increased horsepower, improved torque, and better fuel efficiency.

2. Enhanced Features: The new engine may come with additional features such as start-stop technology, which can help save fuel and reduce emissions. It may also have improved emissions control systems, making it more environmentally friendly.

3. Longer Lifespan: The newer engine may have a longer lifespan due to advancements in engine technology, which could save you money in the long run by reducing the need for frequent repairs or replacements.

Cons:

1. Cost: The cost of purchasing and installing a new engine can be quite significant. You will need to consider the cost of the engine itself, as well as the cost of labor and any necessary modifications to fit the new engine into your vehicle.

2. Risk of Unintended Consequences: Installing a new engine into a vehicle can sometimes lead to unintended consequences. For example, the new engine may require different fuel or oil, which could increase your ongoing maintenance costs. It may also affect the vehicle's handling or ride quality.

3. Potential Compatibility Issues: While the new engine may be compatible with your vehicle, there is always a risk of compatibility issues. These issues could include problems with wiring harnesses, sensors, or other components that may not be compatible with the new engine.

Conclusion:

When deciding whether to buy an Audi 077.100.103.LX engine as a replacement for your 2006 A8 4.2 Quattro, it's essential to weigh the pros and cons carefully. While the new engine may offer improved performance, enhanced features, and a longer lifespan, it also comes with significant costs and potential risks. Ultimately, the decision comes down to a cost-benefit analysis and your personal priorities. If you value improved performance and long-term savings, then the new engine may be worth considering. However, if you're concerned about the costs and risks, it may be worth exploring other repair options or considering a used engine instead.

Recommendation:

Before making a decision, I would recommend getting a professional opinion from a trusted mechanic or Audi dealership. They can assess the condition of your current engine and provide an honest evaluation of the benefits and costs of replacing it with a new 077.100.103.LX engine. They may also be able to offer alternative solutions or provide advice on how to maintain your current engine for as long as possible.

Details:

The engine is designed for gasoline fuel type and has approx. It includes a 4.2 L V8 engine with 40 valves, cylinder heads, and is manufactured in Germany. The product is a complete engine assembly for 2006 Audi A8 4.2 Quattro with 65,000 miles.

part #: 077100103lx price

  • $999.00

specifications grokengines:

  • for models: A8, Lx, Quattro
  • for makes: Audi
  • for years: 2006
  • mpn: 077.100.103.lx
  • items included: Cylinder Head
  • fuel type: Gasoline
  • type: Complete Assembly
  • ipn: 077100103ax
  • oe/oem part number: 077.100.103.lx, 077 100 103 Lx
  • engine size: 4.2 L
  • number of valves: 40
  • country/region of manufacture: Germany

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  • options: Ship-to-home
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  • started: September 26, 2025
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  • Car Truck Parts Accessories > Engines Engine Parts > Engines

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for models: a8, lx, quattro, for makes: audi, for years: 2006, items included: cylinder head, fuel type: gasoline, type: complete assembly, oe/oem part number: 077.100.103.lx, 077 100 103 lx, engine size: 4.2 l, number of valves: 40, country/region of manufacture: germany,
category: auto parts > car truck parts accessories > engines engine parts > engines, sku: 6077750078936792,

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1 offer $999.00 USD
  • Offer #1: $999.00 price + $Calculated shipping estimate = $999.00* total. This engine is a genuine Audi part with the OE/OEM part number and manufacturer part number , making it a reliable choice for Audi enthusiasts looking for a quality engine replacement The product is a complete engine assembly for a 2006 Audi A8 4.2 quattro with 65,000 miles.+$Calculated shipping

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