1978 Mercury Cougar Cooling System Switches, Sensors & Relays
Select Your Submodel
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Standard® - Engine Coolant Temperature Sender$23.72 + Save an extra $1.30 with iD FastTrack -
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- Motorcraft® - Coolant Temperature Switch$36.42 + Save an extra $1.90 with iD FastTrack
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- Hayden® - Cooling Fan Temperature Switch$22.80 - $44.85
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