CNC Port Customer Supplied Castings - Competition Components can CNC Port your TA Performance Stage 2 Track Eliminator heads. Includes disassembly, full CNC Port of intake and exhaust ports as well as combustion chambers, Valve Job, and reassembly. If you have any questions on these, please email! scotty.brown@ymail.com Lift/Int/Exh .100/ 74 / 61 .200/158/116 .300/222/165 .400/292/235 .500/339/254 .600/364/258 .700/374/263 .800/379/266 4.350 Bore, 28" Test Pressure. 2.260/1.755 Valves ALSO AVAILABLE FROM FINISHLINE MOTORSPORTS |