The N180 is a racecar that was constructed and entered by model of Ensign in the 1980 season of F1. It was driven by Clay Regazzoni, Tiff Needell, Jan Lammers and Geoff Lees.
The car had a 3000cc Ford Cosworth DFV V8 engine and a Hewland FGA 400 five-speed gearbox. The car had an aluminium monocoque chassis and rode on Goodyear tyres.
The car debuted at the 1980 Argentina GP where it did not compete after the qualifying rounds. The N180 saw it's last race during the 1980 USA East GP where it was retired for steering failure.