WHAT DOES 13B ENGINE FOR SALE MEAN?

I used to be gonna return the engine, but last but not least, Greg with the JJsmotors crew talked me into holding it, and don’t regret it in the least. 7 months in as well as motor is running effortlessly to be a motherf*kerFantastic support. The supervisor in rhe help line constantly contact and checks up on the engine to view if anything fantas