Dating

Hi guys just bought st70 off ebay last week needs loads of bits but think its an old one frame no st70 137936 anyone know year? Came with c90 engine so not original will i still be able to get it registered ? Also just wondering as im new to the club is st70 the same as dax or are they different? Also just want to say thanks for the welcome i have received since joining its nice to know there are fellow bikersout there always willing to help.and for those asking where im from its Faversham.Kent.cheers themanthatcan

Should be 1970.
But nothing is very easy with Honda's numbering.
ST70/50/... are all Daxes, named after the Dachs Hound, because of the frame shape. (Hence the dog on some of the decals)