i'm having trouble gaining altitude in this historical flight; i've reset the weather to clear. thanks.

Have you leaned the mixture?Regards,http://www.dreamfleet2000.com/gfx/images/F...R_FORUM_LOU.jpg

Also note that the Trimotor has a ceiling of 18,500ft / 5,538m and that the Andes have many peaks higher than this:http://en.wikipedia.org/wiki/Ford_Trimotorhttp://en.wikipedia.org/wiki/AndesAconcagua, 6,962 m *Cerro Bonete, 6,759 m (not 6,872 m) *Gal