MY NAME IS A C CHURCH I ALSO HAVE MANY MUSTANGS FROM 3 BIG BLOCK 1967 FASTBACKS AND 4 ELLINOES AND IN BETWEEN UP TO 2007 GT 500 SHELBY HAVE MANY PARTS OWN SALVAGE YARD JUST MUSTANGS OVER 200 BUT I DO HAVE A SET OF HI PO HEADS OVER COUNTER HAVE HAD 20 YEARS YES I WILL SELL ALSO EXTRA BLOCK AND 1965 COMPLETE 289 HI PO ENGINE 25.000 MILES MY NO 1 336 399 1406 OR EMAIL ME ACHURCH1@TRIAD.RR.COM I NEW TO THIS SITE BUT MAYBE I CAN HELP YOU WITH PARTS