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Jeremy Burgess Out and Silvano Galbusera In as Valentino Rossi’s Crew Chief

Valentino Rossi has parted ways with longtime crew chief Jeremey Burgess, ending a partnership that extended across 14 years and three different manufacturers while capturing seven MotoGP and 500cc Grand Prix World Championships. Burgess will be replaced by Louis CK lookalike Silvano Galbusera, a veteran crew chief and mechanic whose most extensive experience comes from World Superbike and Supersport racing. As crew chief and/or technical director, Galbusera has worked with an impressive roster of riders including Troy Corser, Noriyuki Haga, Cal Crutchlow and Ben Spies.

Callaway Builds Motorcycle Engine

Callaway is a name that has become synonymous with Corvettes over the years, and with good reason. However, in addition to unleashing the power of America’s legendary sports car, Reeves Callaway has also done technical and engineering consulting for motorcycle companies such as Yamaha. A few years ago, he showed the world a V16 motor he built using four Yamaha 1,000cc motorcycle engines mounted on a custom fabricated aluminum block.

Unique Sounds of the New Yamaha R1

When Yamaha announced its new R1 literbike last fall, company reps told us about the tractability assets of its new, MotoGP-derived crossplane crankshaft for the four-cylinder engine. It’s unique in that cylinders fire 90-degrees apart, allegedly enabling better grip during acceleration. A byproduct of this design is an exhaust note that is distinctive in this world of cookie-cutter designs.