Actually, that was my bad. Starting in '96, all 4.6 and 5.4 DOHC's run DOMED forged pistons, not flat topped. But yea, they're not dished, they're nothing like SOHC pistons. The domed area is what helps bump the DOHC's compression up to 9.9:1 then down to 8.5:1 in 2003.