Rule and Class Changes for USRA Div 1
Rule and Class Changes for USRA Div 1 Results of rules change proposal votes at 2015 USRA Div 1 Nats Grp F replaces Spec 12 Any current legal USRA Grp 12 chassis Chassis may not be modified except pans may be removed No weight min. Any gearing Flatted axles allowed No axle ball bearings Sealed … Read more