I bought a 1969 Chevrolet Chevelle SS 396 recently and want to know if unleaded gas will harm my engine. Also, will using regular unleaded instead of high-octane unleaded hurt? I’d rather use the less ...

The internal combustion engine lives by some pretty basic principles, some of which include letting air in, compressing said air, and letting air out. An engine's valves come into play during each of ...

Nissan Motor Company has revealed that it has adopted cold spray technology in the production of valve seats, claiming to be the first company to use the process in automotive engines. The Japanese ...