First and foremost, fuel injection on four-stroke motocross bikes is a fait accompli . No one is fighting it. It's a done deal. The Yamaha
IS THIS THE FUTURE OF FUEL INJECTION? The ?rotating gate? (left) is completely invisible when wide open. It only contacts the housing when fully closed.
No butterfly means absolutely no obstruction to the airflow at 100 percent throttle opening. Given the fact that most motocross bikes use almost identical fuel-injection