Performance motorcycles seem to get more powerful by the day, even as emission norms grow stricter and stricter. The original powerhouse, the BMW S1000RR, manages 213PS even in Euro5 guise, while the ...

The flow of oil into a rotating crankshaft has been investigated. Analysis of the physics of the problem together with dimensional analysis indicates, for a given journal geometry, that a relationship ...

Let's review a bit of physics in preparation for Part 2 of our technology transfer series on page 28. All elements in a rotating body have a measure of kinetic energy. Simply stated, this is "energy ...

Assembling an engine is a straightforward gig, but plenty of steps need to be taken prior to stuffing your choice of block with the latest aftermarket goods. One of the more important pre-assembly ...

Although there are different types of superchargers, all serve to force more air into an engine than it could draw in on its own, thus allowing the engine to produce more power. The same could be said ...

The next V4-powered sportbike in the 2021 Ducati line-up is the Panigale V4 S. The V4 S is one of the most advanced Ducati motorcycles to roll out of the Bologna factory. It’s the premium version of ...

The 2021 Ducati line-up wouldn’t be complete without the newer Panigale V4 models. However, for 2021, these Ducati motorcycles don’t receive any real updates! The V4 and V4 S stay unchanged and remain ...