Pistons

Pistons are the most important part of  each cylinders because they play an important role.

Combustion process happen in pistons and they located in a cylindrical part of the cylinder. Pistons produce from very special alloys because they must withstand the pressure caused by combustion. 

The piston production is a sensitive process because of its special alloys that uses in composition of construction. Just a few companies have the technology to produce this parts. Johnston is one of those companies and also the main one in Romania. 

As a manufacturer Johnston can provide all kinds of Pistons for all types of motor engines.