Gamblers are a different breed. There's a point where they seem to know when a bluff has gone too far, when it's time to fold their hand and live to fight another day. The art of building racing and ...

In an engine, the relationship between the valves and the pistons is a precarious one. If there is too little space, they can collide. If this happens, the resulting carnage require replacing one of ...

It is desired to minimize clearance between the piston and the cylinder to reduce noise and suppress vibration. Although significant effort has been made for this purpose, increased piston friction ...