Question: The B-series automotive engines are sold concurrently with an engine used in the first-generation of what?
Sentence (from "Honda B engine"): Sold concurrently with the D-series which were primarily SOHC engines designed for more economical applications, the B-series were aimed more as a performance option featuring dual and single-overhead cams along with the first application of Honda's VTEC system (available in some models).
Relevant evidence: Yes