my freinds stang has a 347 and it had alot of vacuum..he was geting so much oil in the upper intake it was coming out the TB..so he rerouted the pcv from the lower intake to the oil filer neck with a breather cap...fix the prob
------------------
'91 GT,91K,T-5,air silencer removed,HD clutch,K&N air filter,Mac long tubes,Cat-back,off road H,FMS 9mm wires,180 thermostat,Competition gauges,C&L 76mm MAF,Accufab 70mm TB,TFS street heat intake
Waiting install:Nothing
Future Mods:3.73's,Pro 5.0,TFS heads,TFS stage 1 cam,lakewood struts/shocks,nitto DR's
ICQ#35670781
