Hi, just acquired an AMX Roadmaster, not sure what year, it is red/orange color, has motor mounted on top of rear tire.. appears to be a friction drive. From the ID tag on front fork, it was made by AMI, Inc of Olney, IL the vin # is IMPED1233BB-126941 and has 16 inch tires. says was made to specifications from 11/81. Did not get any manual. would appreciate any info on it.. thank you Hudson