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 ...

You may think that the pistons in your car’s engine slide in and out of the cylinder bore holes smooth as silk, but according to researchers from Germany’s Fraunhofer Institute for Machine Tools and ...

The process continuously melts iron/carbon wires and sprays them onto the cylinder bore surfaces of the lightweight aluminum crankcase with the help of a nitrogen gas flow. Heller Machine Tools has a ...

‘Mirror bore’ coating was also used by the last-gen GT500. Update: Nissan got back to us with comment about weight and friction reduction. According to Jesus Ruis, New Model Engineering manager, the ...