A class action suit filed against Subaru alleges some models burn too much oil as a result of an engine defect. (Associated Press file photo) Five models of Subarus have a defect that can lead to ...

Here you can see basic piston terminology, including major and minor thrust locations. Of particular note is the fact that piston pin offset can be used to counteract combustion pressures on the ...

Pistons reciprocate inside the cylinders of an internal combustion engine. The outer diameter of the piston is slightly smaller than that of the cylinder liner, enabling it to move up and down with ...