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Author Topic: jetting help  (Read 3378 times)

Offline oldschoolmxer

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jetting help
« on: October 12, 2013, 10:05:44 PM »
So im getting a yosh pipe for my 2012 yz250f and cant find any jetting info I called yosh and they said they cant give out any info because of the E P A and federal gov will fine them big because of emission regs I told the guy it is closed course completion he says it is still a no go
any help greatly welcomed thanks in advance engine is stone stock
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Offline Shamus

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Re: jetting help
« Reply #1 on: October 13, 2013, 10:20:46 PM »
Maybe bump the main one spot. Leave the needle alone, maybe one bigger on the pilot, but only because Yamahas are typically too lean from the factory.

Buy the jets, bolt on the pipe and try it stock first. The pipe wont make that much of a difference to the jetting.
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The meek shall inherit the earth - a scorched, un-inhabitable earth. Shawn's Performance- Engine and Suspension mods. Two stroke and four strokes.

Offline oldschoolmxer

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Re: jetting help
« Reply #2 on: October 14, 2013, 07:35:44 AM »
Thank you
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Offline applesauce973

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Re: jetting help
« Reply #3 on: October 14, 2013, 05:36:08 PM »
Thats funny they said that, when 2 other pipe companies have jetting specs listed on their websites for the public to see  :?
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Offline oldschoolmxer

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Re: jetting help
« Reply #4 on: October 14, 2013, 07:19:28 PM »
Yeah that's what I said also but the guy would not budge  :?
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50$Pit

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Re: jetting help
« Reply #5 on: October 15, 2013, 09:05:52 AM »
Call today and say you live in Europe. Problem solved.
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Offline SHOTGUN

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Re: jetting help
« Reply #6 on: October 16, 2013, 04:07:12 AM »
Quote from: 50$Pit on October 15, 2013, 09:05:52 AM
Call today and say you live in Europe. Problem solved.
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THANKS LANGHAMMX

Offline oldschoolmxer

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Re: jetting help
« Reply #7 on: October 16, 2013, 10:01:21 PM »
Quote from: SHOTGUN on October 16, 2013, 04:07:12 AM
Quote from: 50$Pit on October 15, 2013, 09:05:52 AM
Call today and say you live in Europe. Problem solved.
haha I think the euros may be stricter or at least on par with EPA douches
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50$Pit

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Re: jetting help
« Reply #8 on: October 17, 2013, 08:21:31 AM »
Quote from: oldschoolmxer on October 16, 2013, 10:01:21 PM
Quote from: SHOTGUN on October 16, 2013, 04:07:12 AM
Quote from: 50$Pit on October 15, 2013, 09:05:52 AM
Call today and say you live in Europe. Problem solved.
haha I think the euros may be stricter or at least on par with EPA douches

Okay, say you live in China. We all know they don't give a shit about the environment.
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