Denso Cool Gear - manufacturer, factory, supplier from China

The contact surface between the spark plug and the gasoline engine must be clean and flat. When installing the spark plug, copper washers must be installed on the spark plug to ensure the tightness...

The presence of oily deposits on the plug is the entry of oil and the cracking of the top of the insulator may be a low gasoline label. When maintaining a car, more attention should be paid to the...

The ignition device of the car determines whether the car can start normally, and the spark plug is a very important accessory in the ignition system. Everyone should know that spark plugs are easily...