WHAT DOES B16 ENGINE AND TRANSMISSION FOR SALE MEAN?

Also I are aware that for 7k I can find a hell of good deal of components, Lead to I do know alot of fellas that could get me all the things without cost or seriously affordable... Including a B16 I just wished to know if I had located a good Engine... LOLThe variety “one signifies that a tire rotation is essential, as well as letter “B indicat