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Higher altitude jetting for the MR175 https://vintagedirtbikeforums.alp-sys.com/viewtopic.php?f=21&t=4536 |
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Author: | Irish John [ Thu Aug 27, 2015 9:42 am ] |
Post subject: | Higher altitude jetting for the MR175 |
Ray, Any suggestions on rejetting the MR175 to run in Colorado? I currently live at approximately 1000" ASL. Would like to take the MR out ride in CO this fall at levels of 6000-9000 ASL Thanks IJ |
Author: | rayivers [ Thu Aug 27, 2015 1:49 pm ] |
Post subject: | Re: Higher altitude jetting for the MR175 |
At the higher altitudes I'd probably run a 45 pilot / 115 main / 3.5 slide above 75F, and 48P / 118M / 3.5 below 75, with the needle at #2 or #3. If it goes below 55F I'd throw the stock 3.0 slide back in to see what difference it made. Ray |
Author: | Irish John [ Thu Aug 27, 2015 3:39 pm ] |
Post subject: | Re: Higher altitude jetting for the MR175 |
Thanks Ray IJ |
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