No, the serial number on the engine is totally different from the VIN number on the frame. The only info you can get from your engine number is date and origin of manufacture. The frame VIN number and engine numbers are always different.
vr6-01372 what year and engine size
you can't
the last digit of your serial number is the year, this is the case for my chappy Yamaha 85 the last digit of your serial number is the year, this is the case for my chappy Yamaha 85
Count 8 up from the last number on the VIN or go to a dealer and tell them the number and they can help you.
look on the muffler
The serial number plate is on the front of the frame below the handlebars, behind the headlight. For 16-digit serial numbers, go to the Yamaha web site. For serial numbers less than 16 digits, take the number to a Yamaha dealer and ask for a search from Yamaha Japan.
There is a serial number stamped on the engine (e.g. E112E-****) that may help. Maybe you can contact Yamaha with that number for an age? Or you can just search yz125 on bikepics.com and just find the year that looks like yours.
I HAVE A OUTBOARD C150ztXRU
1961 serial number for 6d14 mitsubishi engine
A Yamaha dealer should be able to help you, I don't know how to read a frame number.
On the engine, stamped somewhere on the cases
The engine number on a 2003 Yamaha 660 Raptor is located on the engine casing. It is found on the top and on the lower left hand side.