BRP state this is their most powerful Rotax engine
1630 ACE ENGINESupercharged with an external intercooler, the Advanced Combustion EfficiencyAC)technologydelivers high effic amazing acceleration. This is the most powerful engine on a Sea-Doo, ever
https://www.rotax.com/en/products/ro...-1630-ace.html

Although they use it in their Sea-Doo, Wonder if we will ever see this in a Spyder