Piston ring end gaps matter more than you think because they manage pressure and heat, preventing catastrophic failures ...

Rislone Compression Repair with Ring Seal is a proprietary blend of petroleum additives developed specifically for higher-mileage engines suffering from decreased or uneven compression. Fills ...

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 ...

Here you can see basic piston terminology, including major and minor thrust locations. Of particular note is the fact that piston pin offset can be used to counteract combustion pressures on the ...

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 ...