Posted July 5, 201113 yr can any one help me please i changed the head gasket on my dt 125 the other day and took the power valve off the head when i finished i put it all back together by putting the head on then i put the power valve back on then i started the bike up and it was running fine so i took the bike out for a run and i new there was something wrong with my bike then power valve was not kicking in now the bike will only do about 50mph and it wont rev over 7000 revs. can any one help me pleaseee
July 5, 201113 yr You probably have it spun the wrong way round. Check this out http://www.yamahaclub.com/forums/topic/20583-de-restricting-my-dt125r/page__hl__derestricting__st__30 This topic gets dont to death on here lately
July 6, 201113 yr Moderator can any one help me please i changed the head gasket on my dt 125 the other day and took the power valve off the head when i finished i put it all back together by putting the head on then i put the power valve back on then i started the bike up and it was running fine so i took the bike out for a run and i new there was something wrong with my bike then power valve was not kicking in now the bike will only do about 50mph and it wont rev over 7000 revs. can any one help me pleaseee ????? what exactly does this mean? the usual way would be to disconnect the cables from the pulley, leaving the PV insitu!
July 7, 201113 yr Author ????? what exactly does this mean? the usual way would be to disconnect the cables from the pulley, leaving the PV insitu!
July 7, 201113 yr Author You probably have it spun the wrong way round. Check this out http://www.yamahaclub.com/forums/topic/20583-de-restricting-my-dt125r/page__hl__derestricting__st__30 This topic gets dont to death on here lately thank you very much for your help i done what you said and the bike is running mint now i cant thank you enough thanks again
July 7, 201113 yr Author You probably have it spun the wrong way round. Check this out http://www.yamahaclub.com/forums/topic/20583-de-restricting-my-dt125r/page__hl__derestricting__st__30 This topic gets dont to death on here lately thank you very much for your help i done what you said and the bike is running mint now i cant thank you enough thanks again
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