It's a well-known fact that piston ring gaps represent an area of pressure loss in a running engine. It has been found that minimizing end gap under operating conditions offers a measurable power ...

Few processes in assembling an engine are as tedious as filing piston rings. It requires patience and precision, carefully fitting the top and middle rings to each bore. It's not something for an ...

High performance engine building is the art of attention to detail. Top engine builders don’t take anything for granted. John Bouchard, engine builder at Boost Addicts in Madison, Tennessee showed us ...

No matter how much we love them, our engines are still basically inefficient air pumps and need all the help they can get to make power. Like any other type of pump, if it leaks, it won't work. And ...

If for some reason you disassembled a Toyota engine just to put it back and hope it will still work, here’s a short tutorial on how to check the piston rings gap tolerance, which will tell you if the ...