I am getting my blaster cylinder back tommorow.It is being bored and ported with new wiseco top end kit.It is also getting a uni filter to replace the stock one.I was going to rejet it.I have a 150 main left from when I was rejeting my 250r will this be to rich.It has the stock pipe and silencer for now.It is also going to have the airbox lid on.What would be the stock main jet in it?Thanks for any help.