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Exhaust for a yj??
On my 76 engine is has what you are discribing and it is for the EGR valve. It is a vaccum Switch. The EGR valve is not ment to open when the engine is cold but after is warms up it opens. That switch is screwed into the Block into the Water jacket.
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82 Jeep CJ7
Engine is 76 258
2 Barrell Intake
Motorcraft 2150 Carb.
Headman Headers
TFI Upgrade
2000 Cherokee Sport
KNN FIPK
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