I have had them over heat a few times. But the temps were high and and you need to blow out the radiator more often depending on what you are mowing. The machine that burned was only 2 years old.
Mark of Excellence
Landscape & Tree Care Specialist
Certified Arborist # IL 452
Landscape Design Degree
Full time County Forestry- 26 years
Part time Firemen-22 years
Part time Landscape-31 years
79 Years, no wonder it hurts!