this is why you should port your jug rite, i got mine back with sharp edges on the intake and exaust ports and sadly ignored them -.-.... its been a while since ive took these pics but still its a reminder of why to get it ported rite.... it was me and my buddy dueuce ridin down a road when the blaster started sputtering and i stopped and it cut out, and never cranked again, we pushed it back to the house and this is what we get.....