At Circle Track we're all about tech, all the time. And at least a few times a year we'll show you how to assemble your own engine from air filter to oil pan. But one area of tech we rarely touch on ...

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 ...

Reducing the friction of the internal combustion engine (ICE) is of major interest to reduce fuel consumption and greenhouse gas (GHG) emissions. A huge potential for friction reduction is seen in the ...

Low-cost tool can be used effectively on hardened metals that interact in surface-to-surface friction with other metals or materials, like sliding guideways For years the flexible, ball-style hone has ...