-----Skip to content
HC 47-48 Square GM
In 1947 and 1948 GM offered a "square" re-circulating heater core.
[Housing is shown for illustration purposes only]
Our build queue varies.
Made in the USA.
We make to order. Please allow adequate time for us to build.
Build time estimates [November 2023]
Brass Model Ts 4 months
Black Model Ts FT 6 weeks - RT is 5 months
Model As 3-4 weeks
Heater cores 6 weeks
Common street rods 3.75 months
Tricky customs & restorations 4 months
We appreciate your patience as we continue to recruit and train new fabricators.