best oil for Hummer Bringing foreign vehicles
As is well known, very popular in Poland you are purchasing used cars. This involves a much lower cost, so it is no wonder that involved missing. Not less popular cars which were imported from abroad. In countries in Western Europe, many cars are exchanged after a short time of operation, and therefore that their condition is really good, are re-sold in Poland and other countries. Cars that have been used in Germany and France are often much less worn than the cars of the same vintage, which moved on Polish roads. That is why so much interest in such cars.
How to make the driver's life was simpler?
Due to the fact that more and more cars are equipped with modern systems supporting the work of the driver no longer unusual today in the presence of car parking sensor or navigation built into the car. People with older models can on their own to invest in this type of solution too little money. Why? First of all, using such useful gadgets we can not only shorten their time maneuvering or find your way to your destination, but also no worries plan everything well in advance. The presence of a variety of sensors in turn influences that we can feel more confident behind the wheel, even in unfamiliar terrain.
In a splash lubrication system
In 2-stroke crankcase scavenged engines, the interior of the crankcase, and therefore the crankshaft, connecting rod and bottom of the pistons are sprayed by the 2-stroke oil in the air-fuel-oil mixture which is then burned along with the fuel. The valve train may be contained in a compartment flooded with lubricant so that no oil pump is required.
In a splash lubrication system no oil pump is used. Instead the crankshaft dips into the oil in the sump and due to its high speed, it splashes the crankshaft, connecting rods and bottom of the pistons. The connecting rod big end caps may have an attached scoop to enhance this effect. The valve train may also be sealed in a flooded compartment, or open to the crankshaft in a way that it receives splashed oil and allows it to drain back to the sump. Splash lubrication is common for small 4-stroke engines.
In a forced (also called pressurized) lubrication system, lubrication is accomplished in a closed loop which carries motor oil to the surfaces serviced by the system and then returns the oil to a reservoir. The auxiliary equipment of an engine is typically not serviced by this loop; for instance, an alternator may use ball bearings sealed with its lubricant. The reservoir for the oil is usually the sump, and when this is the case, it is called a wet sump system. When there is a different oil reservoir the crankcase still catches it, but it is continuously drained by a dedicated pump; this is called a dry sump system.
Źródło: https://en.wikipedia.org/wiki/Internal_combustion_engine