To sleeve or to bore your engine block? That's the several-hundred-dollar question (maybe into the thousands) as you ...

We're not sure why, but most people tend to shy away when talk turns to block sleeves. The rap may go, "Yeah, it runs strong, but there's a sleeve in number 6," and somehow it seems tainted. Is there ...

Hot rodders played with blocks as kids, and still play with them as adults. This vast level of experience notwithstanding, enthusiasts often insist on monkeying around with production blocks. They ...