Core charges are as follows:
Item Price
46-47 Valve Body$250
47-48 Torque Converter $350
47-48Transmission $1200
48 valve body$350
68 Torque Converter$400
68 Transmission$2000
68 Valve body$350
NOTE:Valve body cores need to be a stock core or there is a $200 non-refundable fee. IE: transgo shift kit, or you already had another company do the valve body. Also, if the valve body cores are sent back and they are broken, and full core charge will automatically be charged. No core charge up front. You have 30 days to return the core.