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Old 04-07-2011, 12:44 AM   #276
SpudRider   SpudRider is offline
 
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Join Date: Jul 2008
Location: Idaho
Posts: 25,054
Quote:
Originally Posted by dwholler
…I find that my bike ran very lean as stock and often would overheat during hot weather. It would cause the throttle to spit and sputter in the lower rpm range. That's why I am trying these changes. (i am about 300ft above sea level)

rejetted my carb (richer to the next size bigger main jet than stock)
installed KN air filter. Hopefully this will solve my overheating issue…
It’s good to hear from you again! I hope you are well, Dave. Indeed, these bikes run lean at sea level with the stock jets. However, the stock jets are working great for me at 4,600-9,000 feet above sea level.
Quote:
Originally Posted by dwholler
…Some advise.... if you ever pull off the carb to clean or jet make sure not to over tighten when you put the choke cable back on to the carb. I made this mistake and slightly overtightened the collar that holds the choke down to the carb, and the threads stripped on the choke collar nut. This is deceiving as the collar nut looks metal, but i think its some sort of hard plastic. So don't overtighten!…
Thanks for the warning, Dave.
Quote:
Originally Posted by dwholler
…I also have a question for you regarding the lowering link that you installed. Did it come with bearings or did you have to use the stock ones? Did you need to have to do any other mods to the suspension other than adjusting the front shocks in the triple tree?…
I installed a Performance Design lowering link, and I like it very much! This lowering link comes with bushings, and grease zerks. The manufacturer claims his bushings are superior to needle bearings, and I am inclined to agree with him. This link lowered my bike about 1.5-inches. I did not make any other modifications to the suspension other than raising the forks 1-inch in the triple tree.
Quote:
Originally Posted by dwholler
…Oh by the way.. my sons zong sierra is still running! Have had it two years now and still running great! Best $1600 I have spent in a while.

thanks,

Dave
You’re welcome, Dave. The Zong is a great little bike! I’m glad your son is enjoying his motorcycle.

Spud
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Spud

"Never argue with an idiot. He will drag you down to his level, and beat you with experience." Mark Twain

2015 Zongshen ZS250GY-3 (RX3)
2006 Zongshen ZS200GY-2 (Sierra 200)
2005 Honda XR650L
2004 Honda CRF250X
1998 Kawasaki KDX220

Mods made to my Zongshen ZS200GY-2: http://www.chinariders.net/showthread.php?t=6894


 
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