What Happens When You Stick a Seaplane Engine in a ’39 Plymouth Pickup?

A steampunk fever dream in pounded steel

August 29, 2016 9:00 am

When his dad came up with the idea of outfitting a 1939 Plymouth truck with a seven-cylinder radial engine from a Cessna 195 seaplane, Adam Corns didn’t give it a second thought.

“Growing up with metal, you don’t question if it’ll work, you start welding,” he told MotorTrend.

The father-and-son duo’s welding work paid off, as they’re now the proud owners of a 300-HP truck that’s amazed hot rod heads and was just featured on an episode of Jay Leno’s Garage.

He’s a handsome devil:

Dubbed the Plymouth “Air Radial,” the aviation-inspired truck has an oversized radiator that manages to keep its air-cooled engine from overheating for a maximum of 15 minutes which means the vehicle puts out a good deal of smoke while it’s kicking up dust — as Leno found out.

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