Timing cover, water pump, heater core hoses / bypass hose assembly are common leak points that can drip on the exhaust. Timing cover leaks basically are due to lack of timely coolant changes (owner or previous owner neglect).
05 Taurus SEL Duratec - my daily driver
04 Taurus SES Duratec - wifes car
95 Taurus GL Vulcan winter car
Toy #1 - 86 Tbird 5.0 (original owner) - LOTS of mods
Toy #2 - 88 Tbird Turbo Coupe - LOTS of mods
02 Pontiac Grand Prix GT
67 Honda 450 Super Sport - completely customized