Block is a 1990 318 roller. Came in a 1991 Dodge W 150 4x4 with TBI.
It was the stock roller lifters, and the stock grind roller cam, that came on the date code 1990 318 TBI Roller Engine block. Added a 1406 Edelbrock 600 cfm 4 bbl and the stock cam handled the 4 bbl just fine.