Question: The Mitsubishi 6B3 engine is an engine range with only one 3.0-litre V6 currently developed for a second generation mid-size crossover that was sold at Japan dealership chain called what? 
Sentence (from "Mitsubishi 6B3 engine"): The Mitsubishi 6B3 engine is a range of all-alloy V6 engines developed by Mitsubishi Motors.
Relevant evidence: Yes