Bore and stroke are important measurements when it comes to calculating an engines displacement, and the kind of performance an engine offers.

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 ...

Time was, to build a bigger-displacement big-block, you did it mostly through the stroke. That's because the classic, Mark IV big-block is limited to about 0.100-0.125-inch maximum overbores. On a ...

Navistar’s MaxxForce Big Bore’s non-SCR approach to 2010 emissions offers strong fuel economy and performance. Navistar impressed the market with the 2008 introduction of its 11- and 13-liter ...