Stop in for a cup of coffee

What carb, and sorry I forgot th e details, What's the engine from?
its a quick fuel marine 600 vacuum secondary. (1971 TQ manifold) and the engine is a 1973 318. I have no clue what it has in it, I think its been rebuilt once and at least has a cam and bore'd. came out of a 1970 satellite roadrunner clone.