If you want to know what kind of bike engine fits your needs, you need to know how a two-stroke differs from a four-stroke. Each of them has advantages and disadvantages. But you can't, or shouldn't, ...

The racer who first sprayed champagne on the podium has patented an 85% more powerful and more efficient four-stroke motorcycle engine. American racer Dan Gurney believes bringing back the double ...

Harry has been writing and talking about motorcycles for 15 years, although he's been riding them for 45 years! After a long career in music, he turned his hand to writing and television work, ...

As we begin the last article in this series on the basics of the internal combustion engine, let's stop to review what we've covered during the last five articles. We began last May by detailIing the ...

Indian Motorcycles has once again risen from the dustbin of history. Purchased by Polaris Industries in 2011, the 2014 model year involves a complete redesign of the Indian motorcycle line. The most ...

Two-strokes are far simpler machines than four-stroke engines. They’re also lighter, easier to work on, and downright angrier, pumping out a lot more power per cubic centimeter of displacement, which ...