Porting has always been perceived by enthusiasts as some black art that is known only to a select few who have spent years in dark alcoves grinding cylinder heads until they have mastered their ...

Cylinder head porting is one of those garage mods that lives somewhere between speed-shop legend and flow-bench science. Also referred to as port and polish, the idea is simple: Open up the intake and ...

This guy built his own head resurfacing machine for less than $500 with a treadmill and an old medical gurney.