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 ...

We are all aware of the many recent advancements in performance part engineering for a traditional Pontiac engine. These range from new cylinder-head technology to a myriad of valvetrain and rotating ...

What happens when you have a numbers-matching block that has been bored to its limits? Or perhaps there’s cylinder wall damage from a runaway connecting rod or a busted ring. Because new and used ...

What Makes An Engine Better? Big Bore vs Long Stroke Bore and stroke cause differences in both power and efficiency. All piston-cylinder internal combustion engines have a choice to make with regards ...