420cc Minibike Porting & Compression Upgrade — Insane Power Gains!

EPIC Merch: https://rossblack-shop.fourthwall.com/ Minibike playlist -    • Mega Moto 212 goes 60 MPH with one simple ...   Subscribe for more minibike content: https://www.youtube.com/c/Black66/fea... Instagram - Doubledown555Black66 Don't forget to leave a comment to let me know if you enjoyed this video! :) *********Disclaimer********* Please do not try to re-enact or recreate anything you see in these videos. Black66 does not take any responsibility for injuries or equipment failure caused by doing so. The following video features activities performed in controlled environments by knowledgeable persons. DO NOT attempt to duplicate, re-create, or perform the same or similar activities at home, as personal injury or property damage may result. ALL BLACK66 CONTENT IS FOR ENTERTAINMENT PURPOSES ONLY. #mini bike #minibike #e-bike #go kart #Kingman AZ #powersports #Predator 212 #Tillotson #go cart