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Moto blog

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.

Yamaha Tests New Engine Spec at Sepang

Yamaha MotoGP riders Jorge Lorenzo and Ben Spies tested new engine specifications for their YZR-M1 prototypes on the first day of testing at Malaysia’s Sepang circuit. Wet conditions limited track time in the afternoon but Yamaha was able to get some data on the engine in the morning. Yamaha also worked on finding a solution to front end chatter problems.

New MotoGP Rules for ECU and Factory Status for 2014

The Grand Prix Commission released new rules for the 2014 MotoGP season regarding the standard electronic control unit and what constitutes “factory status” for manufacturers. Starting in 2014, the official MotoGP ECU including internal datalogger from Magneti Marelli will become mandatory. Factory teams will be allowed to program their own ECU software while privateers will be required to run the standard software.