Author Topic: yamaha yz125x engine rebuild  (Read 1410 times)

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Offline jimg1au

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yamaha yz125x engine rebuild
« on: October 19, 2014, 08:41:07 am »
hi
what parts would you use to replace crank pin and rod. piston rings ect
1
look all over the world and buy nos gen Yamaha parts
2
use nos aftermarket parts
3
use latest made parts pro-x woosner est
the bike will be raced manly dirt track
thanks
jim

mainline

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Re: yamaha yz125x engine rebuild
« Reply #1 on: October 19, 2014, 09:36:22 am »
I rebuilt mine with a pro-x rod kit and wiseco piston. Runs beautifully. Even managed to haul Hilly around at classic dirt ;D

Offline vandy010

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Re: yamaha yz125x engine rebuild
« Reply #2 on: October 19, 2014, 01:13:26 pm »
Mainlines motor rips!!!
super strong and fast!
just a tad peaky,,, 8)
"flat bickie"

Offline Ted

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Re: yamaha yz125x engine rebuild
« Reply #3 on: October 19, 2014, 02:01:20 pm »
Might be a special race for that super strong ripping fast motor up your way next year
81 YZ 465 H   77 RM 125 B

mainline

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Re: yamaha yz125x engine rebuild
« Reply #4 on: October 19, 2014, 04:27:04 pm »
Might be a special race for that super strong ripping fast motor up your way next year

With any luck I'll actually manage to get to some races next year

Offline Nathan S

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Re: yamaha yz125x engine rebuild
« Reply #5 on: October 19, 2014, 08:57:24 pm »
just a tad peaky,,, 8)

Holy shit, that from vandy means it must be f$&king unrideable!
The good thing about telling the truth is that you don't have to remember what you said.