Tacho gear

  • gordone
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29 Oct 2022 14:08 #876170 by gordone
Tacho gear was created by gordone
It’s normaly only tacho gear get worn out?
I can see the gear is worn out, so my plan was to replace it include oil seal…

 
1981 KZ650-D4, with 1981 z750L engine (Wiensco 810 big bore).

Project:
www.kzrider.com/forum/11-projects/607213...sr-1981-z750l-engine

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31 Oct 2022 00:11 #876230 by gordone
Replied by gordone on topic Tacho gear
Bad post from me... :)

I have now ordered new gear, oil seal and o-ring, think that is it.. and will be oil tigt for many more years.

The gear was warn and made the oil seal leak after a while...
1981 KZ650-D4, with 1981 z750L engine (Wiensco 810 big bore).

Project:
www.kzrider.com/forum/11-projects/607213...sr-1981-z750l-engine

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31 Oct 2022 04:19 #876233 by Wii Willy
Replied by Wii Willy on topic Tacho gear
It's unusual in my experience for the actual gear to wear out, as it's  normally swathed in oil being near the exhaust camshaft. But can't hurt to change the whole thing and be done with it. My tachometer drive drips a bit, but it's nothing worth fixing and stops my frame from rusting.

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31 Oct 2022 15:23 #876249 by gordone
Replied by gordone on topic Tacho gear
I order new gear and oil seal today, took a photo from my gear:

 
1981 KZ650-D4, with 1981 z750L engine (Wiensco 810 big bore).

Project:
www.kzrider.com/forum/11-projects/607213...sr-1981-z750l-engine

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