A forum for owners of Yamaha TTR250 trail and enduro bikes!

TTRfan · TTRfan

I have just seen a very useful article on ThumperTalk here It includes a spark plug colour chart at the bottom of the page. Brian

T30 · T30

I have broken the speedo drive inside the clock. (Slewed off a steep decline into a fallen log on Sunday in the snow!). I need to open the clock to see inside and see if it can be fixed. I can't see how it comes apart. It looks as if it should prise open around the groove with a stanley knife but I don't want to fo...

TTRfan · TTRfan

I have heard of at least three instances from owners where they had stripped and re-assembled their cylinder heads only to find that, when the camshaft journal caps had been torqued down, the camshafts were so tight they wouldn't turn. No obvious reason could be seen or found and the culprit is usuall...

Topic		Started By	Replies	Views	Last Post
	Understanding spark plugs and their "colours" (Preview) I have just seen a very useful article on ThumperTalk here It includes a spark plug colour chart at the bottom of the page. Brian	TTRfan	0	351	Apr 2, 2014 by TTRfan
	Opening up a mechanical speedo clock (Preview) I have broken the speedo drive inside the clock. (Slewed off a steep decline into a fallen log on Sunday in the snow!). I need to open the clock to see inside and see if it can be fixed. I can't see how it comes apart. It looks as if it should prise open around the groove with a stanley knife but I don't want to fo...	T30	4	523	Mar 26, 2014 by TTRfan
	Camshafts too tight? (Preview) I have heard of at least three instances from owners where they had stripped and re-assembled their cylinder heads only to find that, when the camshaft journal caps had been torqued down, the camshafts were so tight they wouldn't turn. No obvious reason could be seen or found and the culprit is usuall...	TTRfan	4	972	Mar 22, 2013 by Lin
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