Yamaha engine id

[bozzer]

Hi,
I have two Yamaha trial bikes in the garage but with no docs.
Does anyone know how to id the following.

1g1-002221
2k4 010900

Thanks

[Mervinh]

DT 175,s
2k4 = 1978
1g1 1976/77

if you need dating certificates i have a contact in the rd club that is about half the price of VJMC , I have just posted a link in this section of the forum
these are desirable bikes so do not give em to the scrappie
Merv

[bozzer]

DT 175,s
2k4 = 1978
1g1 1976/77

if you need dating certificates i have a contact in the rd club that is about half the price of VJMC , I have just posted a link in this section of the forum
these are desirable bikes so do not give em to the scrappie
Merv

Thanks Mervin,
I bought the later model foe spares when I eventually find a decent MX to restore. The 76 model is to far gone really so I will break for spares on flea bay. Thanks again for your reply.