Chased similar problem before finding out that my intercooler had a crack, so yes they do fail. Particularly the stock unit with the plastic tank. It took a smoke test to find it.

I'll fix them tomorrow, 67. Sometimes the forum software gets rotation wrong...

I had my intercooler repaired at a radiator shop. Depending on what you find when you remove it it may be fixable. If the radiator is leaking where you say it is, then I would also check your engine mount under the crank pulley and the top and bottom torque mount bushings. That fail is typical of th...

I'm sure you may be able to. JB Weld have metal menders too, but remember the unit is under some pressure. What the guys did on mine was silver solder it if I recall. What happened with mine was the 2 end mounts had come detached from the intercooler and allowed it to move between the radiator and A...