There's no need to sugarcoat what bad piston rings can do to your engine. Those rather thin cast-iron or steel rings may look small and irrelevant to untrained eyes, but they play a vital part in ...

See if any of these scenarios sound familiar: Every morning when you start your car, a small cloud of blue smoke erupts from the tailpipe. Or, even though your engine doesn't leak oil and apparently ...

Bores are sealed with ‘O’ rings' sited in grooves, (figure 1). The ‘O’ rings' are usually of toroidal shape (i.e. circular cross section) and are regulated by BS 1806 and BS 4518. Figure 1. ‘O’ Ring ...

Mechanical face seals are a good choice when minimum leakage of the sealed fluid is the most important criterion. The primary sealing interface is between rotating and stationary members that form a ...