TDI V6 BlueMotion Tech Altitude Tiptronic 4WD Euro 5
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£8,995
- Year/Month: 2011/0
- Stock ID: T120715
- Transmission: Automatic
- CC: 3000
- Mileage: 171000
- Fuel Type: Diesel
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As an enthusiast of VW Touareg for sale in Cyprus, do you know that the melted pistons are obtained by fusion in the permanent mold of alloys that provide high resistance to high temperatures? They are used in diesel and petrol engines and can be equipped with special features depending on the required performance. The pistons obtained by fusion can have a lamellar cast iron ring at the first groove to limit wear and a cooling channel (tunnel) at the piston head to avoid excessive overheating of the plunger.
If the motor requires high power, bushings can be introduced at the pinhole to support the contact pressures between the piston and pin. To limit the friction between piston and cylinder during engine operation, it is possible to apply particular graphite coatings on the pistons.
State Of The Art
In the field of high-performance engines (such as bikes motorcycles, sports vehicles, etc.) the state of the art requires the use of molded pistons. These components are obtained by molding (or reverse extrusion) of extruded aluminum billets. The alloys used for these pistons are unlike those used for melted pistons, allow for a finer structure that results in better mechanical characteristics. The use of molded pistons, besides allowing to have additional resistant alloys, allows for thinner resistant sections with a considerable advantage in terms of weight. A special feature that can be adopted on molded pistons to limit excessive wear on the first groove is the application of a hard anodizing coating. Also in the printed pistons, it is foreseen the application of graphite-based coatings to limit the friction between piston and cylinder.
Best Possible Combustion
In diesel engines, especially the trucking industry, where regulations regarding CO2 emissions are becoming very stringent, it is necessary to ensure the best possible combustion. To allow this it is necessary to reach pressure peaks and very high temperatures during the combustion process. This is guaranteed by the introduction of pistons characterized by a steelhead and aluminum guide. The introduction of a piston made up in this way makes it possible to meet those needs for reducing consumption and emissions which were no longer guaranteed with aluminum pistons. Unlike a completely aluminum piston, a steel-aluminum piston has a greater cooling tunnel to protect all the slot segments, a reduction in the height of the initial collar and greater strength. The two components, aluminum guide, and steel-head are subsequently held together by the introduction of the pin.
In Cyprus
As previously published, “The economy of this country is dependent on different business sectors such as tourism, financial services, real estate, food and beverage, and maritime industries. For the sake of information and used car export business, too. This free-market island states largely recovered from the recession due to the information and communication sector and the business environment. While exports are citrus, some early horticultural products (especially potatoes and carrots) and grapes. Besides, the GDP of this tiny landscape is in the progressive pace that is a good sign for used vehicle business, too. In short, Cyprus is now converting as a hotspot for used cars. Although Cyprus has been suffering because of the economic recession in the EU since the last several years but it again gaining growth to by keep recovering its socio-economic losses.” However, before pay the VW Touareg price in Cyprus, a buyer needs to check the piston condition because it has direct effects on drive and speed, both.