Quick jetting question w/ full HMF

[watts16]

I bought a HMF full system. HMF told me to put in a 125 w/lid on and it is still lean. what should my main jet be? im located in central illinios.

Thanks

greg

[Moto92]

read this

http://www.trx450r.org/forum/index.php?showtopic=1657

[watts16]

thanks helped alot