no smoke oil for Nissan Spare Parts for our car
Currently, one of the most popular places to advertise merchants selling car parts is the Internet. This is where we can choose to buy any parts, usually used to our car. For many people they know to some extent on the mechanics of the vehicle can be a considerable saving. Self-replacement auto parts, however, is not easy and you have to show a really good knowledge of a particular car model, in order to correctly perform it. Therefore, although there is a large group of customers willing to buy auto parts, there is no shortage, however, those who prefer to outsource servicing of cars to those skilled in this area by sending your car to the garage.
Repair cars
The car gives us the convenience and comfort, which is why it is important that a fit whenever we need. Everyone knows perfectly well that the car crash often occurs when exactly we urgently need to use it, which makes us a lot of problems. It is best to avoid such situations, of course, helped us to regular inspection, but if you even though you are a failure, you should respond as soon as possible. What should we do in such a situation? Usually the quickest and most effective method is to return the vehicle to be repaired. So we must then find a good workshop, which will provide us with quality service and guarantee that our car quickly back on the road in good condition.
This oil film
In the crankcase of a vehicle engine, motor oil lubricates rotating or sliding surfaces between the crankshaft journal bearings (main bearings and big-end bearings), and rods connecting the pistons to the crankshaft. The oil collects in an oil pan, or sump, at the bottom of the crankcase. In some small engines such as lawn mower engines, dippers on the bottoms of connecting rods dip into the oil at the bottom and splash it around the crankcase as needed to lubricate parts inside. In modern vehicle engines, the oil pump takes oil from the oil pan and sends it through the oil filter into oil galleries, from which the oil lubricates the main bearings holding the crankshaft up at the main journals and camshaft bearings operating the valves. In typical modern vehicles, oil pressure-fed from the oil galleries to the main bearings enters holes in the main journals of the crankshaft. From these holes in the main journals, the oil moves through passageways inside the crankshaft to exit holes in the rod journals to lubricate the rod bearings and connecting rods. Some simpler designs relied on these rapidly moving parts to splash and lubricate the contacting surfaces between the piston rings and interior surfaces of the cylinders. However, in modern designs, there are also passageways through the rods which carry oil from the rod bearings to the rod-piston connections and lubricate the contacting surfaces between the piston rings and interior surfaces of the cylinders. This oil film also serves as a seal between the piston rings and cylinder walls to separate the combustion chamber in the cylinder head from the crankcase. The oil then drips back down into the oil pan.45
Motor oil may also serve as a cooling agent. In some constructions oil is sprayed through a nozzle inside the crankcase onto the piston to provide cooling of specific parts that undergo high temperature strain. On the other hand, the thermal capacity of the oil pool has to be filled, i.e. the oil has to reach its designed temperature range before it can protect the engine under high load. This typically takes longer than heating the main cooling agent ? water or mixtures thereof ? up to its operating temperature. In order to inform the driver about the oil temperature, some older and most high performance or racing engines feature an oil thermometer.
Due to its high viscosity, motor oil is not always the preferred oil for certain applications. Some applications make use of lighter products such as WD-40, when a lighter oil is desired, or honing oil if the desired viscosity needs to be mid-range.6
Źródło: https://en.wikipedia.org/wiki/Motor_oil