Peter Dohm wrote:

I am not sure of the phrasing on that last part, regarding the engines; but
engine and propeller combinations not certified under parts 34 and 35 (IIRC)
are not supposed to be approved for night IFR.

Several contributors here are much more knowledgeable of the specifics.

Peter




The SLSA version of the 601XL built by AMD can be flown both IFR and VFR
day or night. It all depends on your ticket.