The Marendaz Special 17/80 was a car made between 1935 and 1936.

The cars had a 2454 cc side-valve six-cylinder engine which was a larger rebored 13/70 engine. This engine was bored to 67.5mm giving the engine a capacity just under 2.5 litres. The engine was fitted with a single Solex carburettor. Power was driven through a single-plate clutch and a four-speed gearbox. The engine produced 80bhp and had a top speed of 80mph.

The cars has thermostatically controlled radiator shutter and a dramatic looking 'bunch of bananas' exhaust pipe system coming out of the side of the bonnet.

The cars had a 116-inch wheelbase with semi-elliptical leaf-springs in the front and cantilever springs in the rear. The car was available as a tourer, four-seater coupe and a drophead coupe.It is unlikely that the coupe was ever made.

It is not known how many were precisely made.