Posted September 8, 200816 yr hi, iv got a yamaha dtr 125 1998. its got a powervalve and im waitin for a full dep exhaust system to arrive but i need more power and top speed as it only does 70 mph! gets there pretty quick tho lol. and also is fittin an air filter a good idea or not? iv heard that it is not. coz i dont want to ruin it. thanks for lookin , tony.
September 9, 200816 yr Moderator hi, iv got a yamaha dtr 125 1998. its got a powervalve As in its a de-restricted full power version?
September 9, 200816 yr Author As in its a de-restricted full power version? im not to sure but i dont fink it is. does that make a lot off diffrence?
September 10, 200816 yr i have the same bike myn will easily do 80 an ocationaly push 85 i have a full dep system but original air filter to get moor top end try increasing the size of the frount cog and take it to a dyno to have the fule and air mixture tweeked to optimize proformance
September 10, 200816 yr check out the below site, lots of derestricting techniques specifically for the DTR and the guys on the forum know a lot about DT's & DTR's http://www.dtr125.net
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