See my post about mounting fans on a radiator in post #124 of my build log.
http://www.gt40s.com/forum/gt40-build-logs/42186-tornado-gt40-texas-7.html#post458315
-Bob Woods
http://www.gt40s.com/forum/gt40-build-logs/42186-tornado-gt40-texas-7.html#post458315
-Bob Woods