Im just askin all these question ciz iv never had a tzr iv always had ns n rs 125 the problem iv got a the min is aftermarket air filter now i no q bloke who use the race tzrs etc n he told me just ti find a bit of info about my model but i cant seem to find a manual but he told me just to find out wat standard jet size i shud hav n i just cnt seem to find any info so it you can help it wud be most apriciated