painless wiring has a switch that attaches by a bolt on the side of the radiator that is temperture sensitive which would automaticly turn the fan on and off as needed. works like the new cars. no drilling needed to install attaches to an the radiator mounting bolt. ron


Ron, The Computer Greek
I love therefore I am.
1954 3100 Chevy truck
In the Gallery
2017 Buick Encore
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1960 MGA Roadster Sold 7/18/2017