Mechaphiles are sick cunts that have sex with their cars or they either masturbate whilst rubbing the bodywork or interior of their cars. They are often not sexually attracted to other human beings. The cars often carry a gender and mechaphiles can engage in either heterosexual or homosexual relationships with their vehicles.
"After a few minutes I felt the desire to connect with her further, so I had penetrative sex with the exhaust pipe. That's when I realised I was a mechaphile."