Question: In 2006, for emissions reasons, India Yamaha Motor replaced its RX 100 two-stroke motorcycle with the Yamaha Crux. What type of engine does the Crux have?
Sentence (from "Yamaha RX 115"): Debuted in 1981, the RX 115 is popular in Malaysia, Thailand, Pakistan, Turkey, Uruguay, Singapore, Venezuela, Colombia, and Dominican Republic.
Relevant evidence: No