I HAVE A 66 CHEVELLE 406 .30 OVER ON BORE IT TO ME OVER HEATS 215 225 AND IM WONERING IF ANY ONE HAS HAD THE SAME PROB. I HAVE A 4CORE RAD, AND A ELTC FAN ON THE CAR RUNNING ALU HEADS... LET ME KNOW WHAT YOU THINK OR IF YOUVE RAN INTO THIS PROP. ALSO USED WATER WETER THANKS GORDON
If your talking a 406 small block make sure long bolts aren't installed on the ends where the short bolts go. They will partially restrict the coolant passage. Jonpilot
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