Which umbrella do you prefer ?

2 Misano Circuit San Marino 2012 MotoGP
15 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
7 Sachsenring Germany 2012 MotoGP
25 Catalunya 2012 MotoGP
22 Estoril Circuit Portugal 2012 MotoGP
13 Estoril Circuit Portugal 2012 MotoGP
4 Aragon 2011 MotoGP
26 Laguna Seca United States 2011 MotoGP
44 Laguna Seca United States 2011 MotoGP
7 Assen Netherlands 2011 MotoGP
6 Phillip Island Australia 2010 MotoGP
22 Jerez Spain 2010 MotoGP
1 Losail Circuit Qatar 2010 MotoGP
32 Jerez Spain 2010 MotoGP
2 Misano Circuit San Marino 2009 MotoGP
21 Jerez Spain 2009 MotoGP
8 Donington Park Great Britain 2008 MotoGP
43 Phillip Island Australia 2007 MotoGP
2 Phillip Island Australia 2007 MotoGP
8 Motegi Japan 2007 MotoGP
 

TECH UPDATE: More About Pistons A story involving the Concorde, F1 engines, metal matrix composites, and ice cream. Yes, ice cream.

TECH UPDATE: More About Pistons A story involving the Concorde, F1 engines, metal matrix composites, and ice cream. Yes, ice cream.

I recently found some more great sites where I could read about piston alloys and aluminum materials with unusually high hot strength. In the 1960s, the very old and much used piston alloy RR58 (F1 only gave this stuff up in 1996 and Ducati still used it at least 10 years later) was chosen as...

Published on August 7 2015, 21:40
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...