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2 Misano Circuit San Marino 2012 MotoGP
9 Brno Czech Republic 2012 MotoGP
5 Indianapolis 2012 MotoGP
12 Laguna Seca United States 2012 MotoGP
21 Mugello Italy 2012 MotoGP
18 Mugello Italy 2012 MotoGP
25 Catalunya 2012 MotoGP
23 Le Mans France 2012 MotoGP
4 Aragon 2011 MotoGP
20 Aragon 2011 MotoGP
14 Misano Circuit San Marino 2011 MotoGP
25 Indianapolis 2011 MotoGP
25 Brno Czech Republic 2011 MotoGP
26 Laguna Seca United States 2011 MotoGP
42 Laguna Seca United States 2011 MotoGP
7 Assen Netherlands 2011 MotoGP
6 Phillip Island Australia 2010 MotoGP
6 Catalunya 2010 MotoGP
11 Assen Netherlands 2010 MotoGP
22 Jerez Spain 2010 MotoGP
32 Jerez Spain 2010 MotoGP
24 Estoril Circuit Portugal 2009 MotoGP
22 Brno Czech Republic 2009 MotoGP
4 Donington Park Great Britain 2009 MotoGP
 

ASK KEVIN: What are the Benefits of a Flat-Plane Crank?

ASK KEVIN: What are the Benefits of a Flat-Plane Crank?

QUESTION: Would you please have Kevin Cameron comment on the benefits of a flat-plane crankshaft? (Thanks for the best technical explanations in print today.) Gordon Banks US Army, Retired Madison, AL ANSWER: The original reason for a flat-plane crank is that it gives an even 180-degree firing...

Published on August 20 2015, 08:27
Source: www.cycleworld.com
 

QUESTION: Why do air-cooled motors generate more emissions than water-cooled ones? Why can't they just engineer cooler and cleaner air-cooled engines to meet the new emissions regulations? Silas B. Laubmann Atlanta, GA ANSWER: Differences between air- and water-cooled engines have been with us a... 

Question: I'm curious how a fracture-split connecting rod is made. I suspect a sintered steel alloy is used, and that the material is somehow frozen or made cold enough to be rendered brittle. What exactly is the "wedge" used for the break? And I guess scribing marks are made on the inner... 

Riding in Death Valley. (Photography by the author and Mike Callahan) The valley of death is a fascinating placeā€”at least in my estimation. Having been there more than 40 times since my first visit in 1967, I've seen a lot of it. And during each visit I find something new to gawp at. Some people... 

Kawasaki's H2 street machine and H2R racebike are likely the most talked about motorcycles of 2015. Engineering a supercharger into a liter-class sportbike is a mighty technological feat, and the H2/H2R shifts the paradigm of what's possible in a sportbike engine. The EPA-legal H2 is said to... 

Two Scramblers in name; two different directions in practice. Photography by Kevin Wing Most of the time, an awful lot of brainwork goes into researching the purchase of a new motorcycle. Facts, figures, statistics, capacity, performance, road manners and so much more all weigh in when answering... 

Welcome, MO heathens. It's Sunday yet again, which means it's time for another Church of MO. This week, we look at the Boss Hoss BHC-3 ZZ4 and ZZ4 Super Sport.The giant behemoths of cruiserdom, Boss Hoss has made a name for itself by essentially sticking two wheels and a handlebar to small-block... 

Brammo has been teasing the world with its Empulse and up-spec Empulse R electric motorcycles for more than two years. Boasting performance claims of 100 mph and 100 miles per charge, it would blow its competition out of the water if the hype were true. We media types and consumers alike...