Hi i had the same ? about that motor .https://www.ford-trucks.com/forums/s...d.php?t=287155 is where my post is .My Block#C9VE-B Head#C8VE-E Piston rod#C8VE-A Crank stamped 4U intake # C8SE was found 2 b a thunderjet made in lima ohio sept 27 1968 . It has stock 385 hp 11:1 comp ratio .I just built mine and it rox.I found that u need 2 make sure water jackets around piston walls r clean. I rebuilt mine with 6000 miles and block was terrable.If u dont u may have a heat issue and u dont want that motor hot .