IVE BEEN SHOPPING AROUND FOR A NEW RADIATOR FOR MY 78 CHEVY K10 4X4 WITH AT/400SB AND I FOUND A GRIFFIN RADIATOR FROM SUMMIT FOR 190 BUCKS WITH 2 ROWS AND 1 INCH TUBES THE ONLY PROBLEM IS MY STOCK RADIATOR HAS 4 ROWS WITH (I THINK)1/2 INCH WIDE TUBES,IF I WERE TO BUY THE TWO ROW FROM SUMMIT AND RUN A SEPERATLY MOUNTED TRNSMISSION COOLER AND POSSIBLY DUAL ELECTRIC FANS WOULD THIS BE ENOUGH TO COOL MY SMALL BLOCK 400 OR SHOULD I BUY A COPPER BRASS 4 ROW FROM AUTOZONE?