i got a blowershop teflon stripped 8-71 setup for gas.it has about 5ft,lbs of drag on the blower from the teflon.i have ported iron heads270/170 cfm @ .500lift 2.14/1.80 valves,8.8cr.i test drove it today and got 10 lbs at 3.3% underdrive.i will go to the track next weekend.i just wanted to give a referance fpr you that may have questions.thanks for letting me visit.
http://i27.photobucket.com/albums/c1...40/Jul0802.jpg