Radiator aftermarket or stock

Cool, glad to see you have a game plan, i have a aftermarket oe style brass/copper core radiator and have no issues cooling my 400 horse 340
Nice mine is 26 inch.. always cooled enough..400horse nice..I have a 72 340 in it now .it's fast but not sure what was exactly done..I have original 73 motor that I will rebuild one day..that will be a solid rebuild when I get to it.lol