PISTON-ring scuffing occurs most frequently during the break-in period and has been a problem to both the automobile and ring producers, for some time. Ring coatings have been under development for ...

Federal-Mogul Powertrain has upgraded its Goetze Diamond Coating (GDC) for piston rings, a technology used ub heavy-duty diesel engine requirements for over 10 years. The new coating, GDC60, has ...

SAE International Journal of Materials and Manufacturing, Vol. 6, No. 2 (April 2013), pp. 131-134 (4 pages) ABSTRACT A chemical vapor deposition method for preparing high-quality chromium carbide ...

If asked what you wanted for piston rings in your engine build, would you know how to answer? Piston rings have the most important job in your engine. We will get arguments on this one because there ...

The folks at TRW have come up with a revolutionary idea for reducing the piston ring drag of the top compression ring. It is called the Pressure Balance Ring (PBR). Essentially, the PBR design amounts ...