1953-1954 Chevy 1st Series Truck Heater Core with a tube and fin copper core.  This should not be confused with the Fresh Air Deluxe which has inline tubes.  THIS HAS A SIDE TANK EXIT AND OFFSET TUBES.  

The "Air Flow" DeLuxe heater used fresh air supplied from a duct that took in air from the outside. The lower priced heater was the "Recirculating" heater used the in-cabin air and had the round donut style core.   It is most commonly found in southern "mild climate" cars.

Our build queue varies.

Present Lead times.

Better heating through design.  Made in the USA.