Every gasoline engine has a spark plug. Although the spark plug is a small part, it is so important that it cannot move without it. Anyone who drives a car a lot will be familiar with this stuff.

When choosing a spark plug, first see if it matches the engine of your car. The so-called match refers to the size, calorific value and clearance. Above three, many people only pay attention to the first item, the size is wrong, of course, can not be installed, calorie-value is now general between 5 and 8, among which 6 and 7 are the most commonly used, in Our country, using 6 and 7 can basically meet the requirements. Clearance problem, now many repairmen do not pay attention to, in fact, if the clearance is not right, the car will appear shaking or weak.

Now for the sake of environmental protection or economic, many owners have put the car into a burning natural gas, the right to choose and oil and gas or gas spark plug, can better protect your car's engine, many owners to gas or spark plugs with burning oil, after the car often easy to shake, weakness or exhaust pipe explosive, these phenomena, in addition to a modified quality, in many cases it was modified and is related to the oil and gas and spark plug didn't choose good match. Different from ordinary gasoline spark plugs, the special spark plugs for oil-gas dual-use spark plugs have higher requirements. They have special requirements in material and technology. They can be used in oil-gas or gas-gas vehicles after a little adjustment.

The main component of natural gas is methane, the rest is ethane, propane, butane and a small amount of other substances, and its characteristics are similar to LPG, good anti-explosion performance, high ignition temperature, suitable for thin combustion performance. Therefore, natural gas engines need special spark plugs.

Tips: In the actual operation, in addition to the correct choice of the spark plug suitable for your own car, such as avoiding long low speed, avoiding rapid acceleration, rapid deceleration and other bad driving habits can extend the service life of the spark plug, improve the engine's work efficiency.