Forgive me my Mopar brothers. I have sinned

Do not despair Ford lovers, Mopar stuff does fit your ford. Heads been v-j'ed to death, in goes the Mopar P4876580 valve, at 2.150, 3/8, 5.4065 oal. 352 lovers, stuff in your used 340 hp pistons with a 40 bore on the ford and a 9 thou hone on the ford pin bushing, piston weight is less than 10g diff., skirt cleares the counter weights. Here's their version of that 3 carb thing. Also here's the factory mark found on a 428 crank, all 428 cranks I've done have this, the yellow paint.
100_2382.JPG
100_2294.JPG 100_2484.JPG