Thanks. Good pics. So you plumbed it into the lower thermostat housing? I'm not home to look at mine but was that return hole already there or did you buy a housing with that in there or did you just tap a hole for it?

Also where are you planning to run the coolant return line from the turbo?


69 Buick Special Deluxe. Intercooled Turbo Chevy 250 @ 15psi on a stock long block. It's kinda fast.