Like the KTM 125SX, the 2023 Husqvarna TC125 two-stroke is highly anticipated. It comes with fuel injection, an electronic power valve, electric start and new generation chassis Read More...
Don't confuse the KX250 and Rm-Z250's dual-fuel injection system with Honda’s Dual-Timing injection system or KTM’s Split-Injection system Read More...
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 YZ250F was the last holdout and they quit holding out this year. There is no going back to the… Read More...
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. This means low friction. The butterfly (right) is in the way when the valve is open.… Read More...
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 throttle bodies, it is surprising to learn that there are many… Read More...
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