The 20-30 hp is a rear wheel drive limousine passenger car with a front mounted engine, from Panhard et Levassor.
The Panhard et Levassor 20-30 hp's engine is a naturally aspirated petrol, 4.1 litre, side valve 4 cylinder with 2 valves per cylinder.
The engine powers the wheels through a 4 speed manual 'box.
Full specs