well first off i havent been on this site in idk almost a year probabley , but anyways last spring my 350 tpi sezied up . i had gotten a new long block from jasper not thinkin i could specify heads and cam . so i ended up wit the tbi heads cam specs im not sure .well i got it back car runs and performs great seems i dont have the torque like i used to . i have 20 thousand on it now and was curious to see if itd be even worthing changing the heads and cam for the orginal tpi ones. any feedback would be great