ItIsWhatItIs
Look Ma, No Hands!
If its an '86 or '87 (maybe more years in this range, but those two for sure), it should have the year on the head tube decal...
...on the blue '87, you can kinda see an MO7, which probably means your MO6 is an '86.
...on the blue '87, you can kinda see an MO7, which probably means your MO6 is an '86.