The author test-flew a Continental-modified Cirrus SR22 on 94UL unleaded fuel, showcasing a promising future for big-bore engines amidst the upcoming industry-wide shift from 100LL. Continental Motors ...

If there's one question that's forever on the lips of car enthusiasts, it's how much horsepower an engine makes. Answering that question is deceptively complicated, however, because of what the term ...

With regards to bore and stroke, an engine is called "oversquare" if the bore is longer than the stroke, "square" if the bore and stroke are identical, and "undersquare" if the stroke is longer than ...

The market for mid-bore engines - the two-stroke engines that deliver main propulsion for all but the biggest merchant ships ...

Alabama Gov. Bob Riley, left, and Navistar and plant officials applaud the unveiling of the new MaxxForce big-bore engine to be built in Huntsville. International Truck and Engine announced Wednesday ...

The bore of a cylinder (along with the stroke and the number of cylinders in the engine) is what determines displacement. Increasing the bore can help boost the horsepower of your engine, which is ...

Everyone loves a mammoth engine. From the rumble it creates with the key in the ignition to the incredible get up and go that a gigantic engine offers, either as a towing solution or in producing huge ...

Bearing clearance is one of the fundamental aspects of engine building and one that continues to spark debate and divisive opinions—and as with everything from nitrous systems to eating chocolate, ...

One of the greatest things about stock car racing is there is no magic involved. Some may say there is, but it's usually just the winners not wanting to divulge their secrets. No, when you get right ...