Originally Posted by mults

You mentioned the coolant, what about the oil level? If it was low too, you may have done some serious damage to the internals. Having low coolant and/or oil should not have affected the clutch, so I would worry more about the engine at this point.

How many miles are on the car, and are there any major mods to it? Maybe someone else can chime in as well...

Keep us posted as to what you uncover.