Le vilebrequin fut également amélioré et permettait de gagner en régime. Les derniers modèles de la 20/25, grâce aux nombreuses améliorations portées au moteur pendant sa carrière, étaient considérablement plus rapides que les premiers. Carrossée par le célèbre carrossier Hooper, cette très belle 20/25 appartient à son propriétaire depuis 12 ans. Entretenue régulièrement par un professionnel, la voiture se trouve en parfait état. Il s’agit d’une ancienne restauration qui reste très belle aujourd’hui. Les selleries en cuir pour le chauffeur et en tissu pour les passagers sont d’origine en état très correct, y compris les strapontins. Sortie régulièrement, elle a participé à de nombreux rallyes d’anciennes. The 20/25 made following the Twenty. She was ready for a public to take the steering wheel but in reality most of these automobiles were sold to customers with a driver.The 6-cilynders was 3700 cm3 by increasing the bore. The four-speed gearbox was right next to the engine that was itself fed by a
Rolls-Royce carburetor. The third and fourth gear were synchronized from 1932. The chassis was semi-elliptic springs front and rear, the engine and the gearbox cradle-mounted separated with flexible connections and the 4 wheels were hampered by drums with servo powered by the gearbox. Relative to the Twenty, it was endowed with a higher vertical radiator shutters, a large cross section tires and improved lubrication system. The crankshaft was also improved and allowed to gain speed. The latest models of the 20/25, with the many improvements made to the engine during his career, were considerably faster than the first. Bodied by the famous coachbuilder Hooper, this beautiful 20/25 belongs to its owner for 12 years. Maintained regularly by a professional, this car is in perfect condition. This is an old restoration which is very nice today. The upholstery leather for the driver and tissus for passengers are original in very good state, including folding seats. Output regularly, she participated in many old rallies.