@redbull.minibike.forsale: Here’s an update on the custom supercharger, very special miniboys Minibike. It is fitted with a Sachs KM48 supercharged engine fully developed and built in house 🔥 This supercharged rotary monster can hit 10psi of boost and pulls like a school boy! induction noise is through the roof! This supercharged rotary monster is sure to raise eyebrows and make the hairs on your neck stand up when you hear it. #minibikes #hustlerminibike #rotaryengine #minibikelovers #minibikecommunity