needle help

[hemi400ex]

2007 400ex, lid on, k&n air filter, hmf sport slip-on, 42 slow jet, 155 main jet, question is my needle, the 07 is none adjustible, will it be fine as is? if not what can i do and r the jets good for the set up ? any help will be helpful cause i'm doing it in two weeks for a 4 day ride and camp so i need it to be right

[fullysic 400]

Hi,I run almost the same specs,only difference being I have no airbox lid and run a Dynojet needle on the 3rd slot,No bogging down or popping awesome power.Nice colour at the plug etc.