Mechanical and mechanical related

dear sir
i have one question i hope you can plaease hjelp me i am confused
about something
there are “mechanical aspects” of engines(pistons) and there are “mechanical related aspects” of engines these are electrical(engine bloc), chemical(fuel mixture)

can you say that not only “electrical” and “chemical” aspects are mechanical related aspects of engines but also “mecahanical” aspects are “mecahical related aspects”.

Hello Brendan, and welcome to English-Test. I believe that I have already answered this for you on another forum.