...sup Dudes...i Have A 88 Chevy 1/2 Ton And I Am Working On A Complete Motor And Trany Swap..truck Had A Stock 350 Tpi And I Swaped It For A Ls2 Of A Corvette..i Recently Installed A Mutha Thumpr Cam And I Am Udecided Weather To Port And Polish The Ls2 Stock Heads Or To Buy Some Ls6 Heads..!!..need Some Opinions On What Gives Out More Horsepower..!!