what jets are you running

[400EXracer74]

what jets are people running with what set ups? im running a 170 with an FMF powercore 4 slipon and a k and n air filter and no airbox lid

[nosliw]

hmf slip on
k&n with prefilter
stock airbox lid on

155mj
needle clip in second position from bottom
42pj 3 turns out on fuel screw

stock exhuast
no airbox lid
k&n filter
no snorkle

155mj
2nd clip from the bottom
38 pj, 2.5 turns out

with a wicked valve rattle LOL

Jesse

[04EXdude]

In sig.

[yamaha killa]

i'm running no jets in my carb...it's a lectron flat side carb. all it has is a "metering rod" pretty much a needle

[LazeR]

Its all in my sig :cool:

[yellowWB400ex]

160 keihn main
42 pilot
2.5 turns out

With stock air filter, no lid, and full system R4