A small gap with big importance in the performance and health of an engine - here's everything you need to know.

Major and minor valve seat diameters are most easily checked for consistency with a pair of dividers during seat grinding operation. This assures proper seat width. The answer to the question posed by ...

During one of our never-ending technical discussions, Jim Grubbs at Jim Grubbs Motorsports (JGM) suggested that we take a look at the flow difference between 30- and 45-degree valve seats. While ...

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 ...

Federal-Mogul’s “lean tool steel” contains a higher proportion of chromium than standard tool steels, cost-effectively adding carbides that create a multiple-phase composite microstructure. Valve seat ...

Federal-Mogul Powertrain has opened a new joint venture manufacturing facility which will produce valve seats and guides in Anqing, China. The new facility will allow the company to expand its ...

New facility will produce wear-resistant valve seats and guides that enable emissions reduction and improve fuel efficiency Shanghai, CHINA, October 29, 2015 -- Federal-Mogul Powertrain, a division of ...