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how to jet a kiehn fcr-mx for 2500 ft???

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never been inside an fcr carb but im wondering what jets wlould be my best bet for running around 2500-3500ft +-, where to set my needle(if it even has a needle)?

the bike has a 440 athena HC stage1 cams and a full yoshi rs2

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I live in spruce pine NC (2500ft) and its coming from Columbia SC (314ft)

I ride up to about 4000ft very little

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152 main jet

200 main air jet

EMP needle

clip 3

45 pilot jet

no pilot air jet

2.25 fuel screw

this i what I need?

if so, where can I buy just single jets that will fit and Whats an EMP needle?

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that is what you need. you may or may not already have some of it.

EMP needle is the needle you need. you probably have a EMN needle right now.

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got it out and rode it quite a bit today and it runs great....only problem is when its cold its really hard to start. It has the following jetting:

160 main

200 main air

emn needle on 3rd clip

42 pilot

pilot air removed

???? turns out

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