yamaha yz 125 1988 i had. guy tried to tell me it was a 1992 model but i bought a clutch kit and i was short of springs and plates. then figured it was a 1988. i spent around £500 on the engine and ended up selling for £300 lol then bought a piece of Pi*sh quadzilla road quad of a mate that had a knackered gearbox then swapped it and 200 cash for a rm 125 1992 model. and i swapped the rm for my blaster looks not too bad for a old yz went about 100 miles for it. started and ran a dream but the sump had been glued by previous owner and i couldnt get a oil change done.