Highlights in this issue include a conversation with Stefan Moser and Andreas Seidl as well as insights into diesel race engine technology and Formula One technology 2016. A dossier on the GE Precision Engineering Moto3 engine, a look at the Yamaha YZF-R6 and the Hyerstay four-cylinder dragster. A report from the PMWE exhaust energy exploitation workshop as well as focus articles covering pistons, heads and blocks.