Overflow tanks - The big boy 1929 We have seen this heater

We have seen this heater core as late as 1955

This radiator is a drop in replacement for AA-8005-B for production from June 1930 until the end

It will have the 60 degree angled flat head inlets

This radiator is intended as a drop in replacement and set-up for the flathead engine in its production year

Overflow tanks - The big boy 1929 We have seen this heater2 1 2" diameter for more volume Brass construction with a dome top to dress it up Black paint to match the radiator If you would like the site glass add the quantity to the cart when ordering Made in the USA Should the system pressure exceed the caps rating, the spring will compress and fluid will flow through the upper tube to fill the chamber. In the event the recovery tank reaches capacity, the fluid will find the second tube and exit to the