KSB THERMO SWITCH - CUMMINS ('89-'93, 5.9L)

Description

If this sensor in your '89-'93 Dodge Cummins truck fails, it can cause hard starting in cold weather. Get this Cummins replacement KSB thermo switch to get your truck working right again.

Three wire sensor.
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Supercedes Cummins 3920598, 3921642 & 3408645

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