1979-1993 & 94 Conv [Subscribe to Daily Digest] |
often gutting the thermstat doesn't allow the water enough time in the block to do a good job of transferring the heat to the radiator. How old is the radiator? did you remove the drain plug and put a wire in to see if there is any gunk in there? sometimes the radiator plugs up such that only a portion of it is flowing water and therefore getting airflow past that water.
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