Not that I know of... I'm lead to believe not much in the way of record keeping was a priority.

I get most of my info from my local Greenfield dealer & a bloke called Ken Harris (parts) from Greenfield factory, in QLD

This is my 84 model 11/30.... GV400 Honda powered

[Linked Image]

Regards,
Paul

Such is life.......
Nothing better than a "GreenField" just mowed..