I have a 4 and a 6lb lower pulley... But Im pway too poor to get everything I need to make it work, plugs, tune, time. Plus there is the whole exhaust thing. No sense in pushing all that air in without being able to get it out.
2012 Race Red GT w/ a 5 Liter and a 6 speed
2010 Dodge Challenger R/T traded in.
'03 DBS Cobra .... Traded in, THANK GOD
'01 Ford Lightning.... Sold, sorely missed