As for BigRed vid 1 and 2 was racing my buddy dan and he tryed porting his own head and never been on the dyno or anything , 3nd vid was me on my stock bore stock stoke yfz it makes 50 horse haha sucks to have a 4 mil stay with it , 4th and 5th vid was me riding Brindley stock bore stock stoke raptor , looks like you havnt been here in a while so the next time you think someone is slow be on the up and up not 4 years ago up and up , I'll look forward to seeing you out there this summer , we are out there every weekend at crapos so come find the slow guys and race