ohh yeah, some people home make their port jobs, and they sometimes mess up. I would recommend shipping it out to HJR, F.A.S.T and some other porting services. My porting was done by J.D racing, and it fricking rips
to be honest, banshee's will wheelie any day if you got some aftermarket parts in to it. Proof, my red banshee, with a +6 swinger, it still wheelies, its quite hard to keep the front end down. And so a heavier banshee friend rode it, and it had a blown rear shock at the time, and when he gave it...