A straight-twin engine, also called an inline-twin or parallel-twin, is a two-cylinder setup where both cylinders sit side by side, upright, and share a single crankshaft. It's the simplest way to ...

Indian is adding a new engine to its lineup called the PowerPlus 112. It's a beefy 112 cubic inch (1,834cc) V-Twin – and here are the headlines: it's a liquid cooled engine, with overhead cams, and ...

Nowadays, the V-twin engine is ubiquitous in the motorcycle world. Powering everything from speedy sport bikes to massive touring machines — and even wedged sideways on some rides — the still-striking ...

The Harley-Davidson 117 engine (also known as the Milwaukee-Eight 117) is a big and powerful V-Twin. Harley squeezes it into the frames of some of its biggest and most expensive bikes. Why call it the ...