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454 TBI question

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04-15-2011, 09:36 AM	#1
wyattglock Registered User Join Date: Jul 2010 Location: Lafayette, IN Posts: 622	454 TBI question Does anyone know if the coolant lines flowing through the bottom of the TBI unit are necessary for the TBI to run correctly? The only thing I can figure that it does is to preheat the gas closer to engine temp. Any input on this is appreciated.

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