Give them the results of a TDC valve-drop static clearance test, and Comp Cam's techs can calculate the piston-to-valve clearance for any of its cams at any degree of rotation. This is especially ...

You've probably read this line a dozen times: "It's never been easier to make horsepower than right now." While that's true, it also means everything else in the engine is now more highly stressed.

The Xi3 Piston, not backed by Valve, apparently. Yesterday Valve said it wasn't involved with the Xi3 Piston, dubbed the unofficial Steambox, in any way. Now, amid growing confusion, the people behind ...

At CES 2013 this week, Xi3 and Valve have unveiled a new mini PC that supports Steam and has been created using investment from Valve, possibly hinting that this small factor high-powered mini ...

The Steam Box (or Steam Boxes, more likely) has been a long time coming, and today, the Xi3’s Piston is leading the charge. While the details about Piston specifically are few and far between, we got ...

The instance of piston striking valve is right up at the top of the list of things that will ruin your day. It's fundamental tothe four-stroke cycle that valves and pistons come close to one another, ...

Let’s say that you’re assembling your next street engine only to discover that the piston-to-valve clearance on the intake side is a little too close for your liking. You could add a thicker head ...

The "Steam Box" modular computer announced by hardware maker Xi3 and Valve at CES is codenamed "Piston" and is modeled after the PC maker's X7A line of pint-sized computers, Xi3 reps tell Polygon. Xi3 ...

Processors AMD claims Intel's CES comparisons are 'not even a fair fight'; Intel says AMD is 'selling ancient silicon'—but they're both guilty of using confusing tactics Gaming PCs Valve's new Steam ...

Hardware maker Xi3 is pushing back against Valve’s attempts to distance itself from Xi3’s $1,000 Piston PC-in-a-console, setting off a debate about what, precisely, is meant by the heavily ...

Following on from the launch of Xi3’s Piston mini PC for $999 last week, Valve has now confirmed that the Xi3 Piston is not a Valve Steam Box, after all. Valve’s Doug Lombardi explained and confirmed ...