12/4/2019450 Snow Bike Cross IMR Rules
Safety:
Helmet And Goggles Required
Chest Protector: Front And Rear Protection Mandatory. Must Be Full Chest And Back Coverage. Neck Protection Is Recommended Though Not Required
Boots: Above The Ankle Winter Or Moto X Style Boots
Machine:
450 Four-Stroke Or 250 Two-Stroke Only
Naturally Aspirated Machine (No Turbos, Nitrous, Or Big Bores)
Race Numbers On Both Sides Of The Snowmobile And On The Front
Snow Bike Kit
Snow Bike Kit Must Be Commercially Available
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