SkooterG
Purveyor of Crooked Facts
With 1298cc of steam on tap, there's no shortage of low-end grunt to whisk you away from stops, despite final-drive gearing that is now 2.7% taller. The burly Yamaha's engine is claimed to make the same power as before (which we measured at 122.5 hp @ 7000 rpm and 87.8 lb-ft at 5800 revs), though it's now been made Euro 3 compliant with four three-way cats and a heated oxygen sensor.
From HERE.