Just sent my shee to the porter getting a medium port with the boost ports put in. I live in south east kansas and running a noss cool head 20cc domes, cpi inframes, 4 degree timing, vforce reeds. Right now I am running 340 mains with no air box lid and a k&n any ideas what i need to do after my port job. Also i heard that i need to go down to 19cc domes after the porting but I want to be able to run pump gas?????