i was wondering which are better ..the TFS alum. heads or iron..what are the good and bad of both alum and iron?
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'91 GT,91K,T-5,air silencer removed,racing clutch(previous owner put in so dont know what kind),K&N air filter,Mac long tubes,Cat-back,off road H,FMS 9mm wires,Competition gauges,C&L 76mm MAF
Future Mods:3.73's,Pro 5.0,accufab 70mm tb,TFS heads,TFS stage 1 cam,lakewood struts/shocks,nitto DR's,four cylinder springs up front
ICQ#35670781
