The best way to appreciate the capabilities of the process is to examine the inside of an intake manifold runner before and after the modification. This view shows a stock runner in a TPI manifold ...

Engine block cylinder honing is a fairly straight-forward and decades-old practice that hasn’t required a lot of advancements through the years. Shops and garages across the country have peg boards ...

Narrator: I know what you're thinking. No, this is not one of those viral slime videos. You're looking at a process called extrude honing. But what exactly is it? Gary Kubo: Extrude honing is a ...

The Extrude Hone process has taken cylinder head and intake manifold porting to new and exciting levels and is even very affordable to do. What's even better is that a head or intake that has already ...

Engine porting has been around for as long as there has been electricity to power high speed grinders, but there are many options a racer or street buff can choose from when looking to improve the ...