Many vehicles are factory-fitted with restrictors or restricted CDI units. Malossi offer this clever RPM Control Racing CDI unit. 35,000 - 50,000V current and adjustable rev limit. Screw adjuster for rev limit, then the flip switch activates or de-activates the limiter. Not suitable for vehicles with immobilisers. Suitable for all designated vehicles and the Honda SXR 50 2-stroke.