Q:I have a 327 in my '31 Ford that features nearly the same cam and components as the one you referenced recently in Pit Stop (Nov. '12). Since a 1.6:1-ratio rocker arm will push the valve a little ...

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, ...

It is incomplete to even talk about degreeing a camshaft without discussing piston-to-valve clearance. It's like learning how to drive but never being taught how to use the brakes. Learning how to ...

Adjusting valve clearances is simple, right? They can be, as long as you follow what Honda has to say about them. If there's one thing Honda says to do when it comes to adjusting those valves, it's to ...

You'll find most diesels no matter the brand require regular valve clearance adjustments. To avoid surprises like this I always urge people to do their homework on the cost of ownership before they ...

Piston replacement and valve clearance check are required every 45 hours, while a complete engine overhaul is only required after 90 hours. Ducati has officially entered the world of motocross with ...