[brucethemoose2]

Power/Weight is extremely high. A tiny wankel will do the job, and weight is everything on cars.

It does prefer a narrow RPM band, which is fine.

Reliability is the biggest concern TBH, but maybe that's not a huge bummer if its more of a backup/assistant engine.

[suprjami]

Reliability for rotaries hasn't been a concern for a long time. Modern apex seals work well and last a reasonably long time. There is a need to stop parroting facts from the 1980s.