Power: 22 hp Date of manufacture : 1929 - 1932
Production Manufacturer: Wallis (a part of Massey-Harris) Type: Standard-tread tractor Factory: Racine, Wisconsin, USA Wallis 12-20 Power Drawbar (claimed): 12 hp 8.9 kW Belt (claimed): 20 hp 14.9 kW Plows: 2 Drawbar (tested): 18.07 hp 13.5 kW Belt (tested): 24.16 hp 18.0 kW Wallis 12-20 Engine Mechanical Chassis: 4x2 2WD Steering: manual Transmission: 3-speed gear Photos Wallis 12-20 photos... Dimensions & Tires Wheelbase: 78 inches 198 cm Weight: 3,455 lbs 1567 kg Front tire: 28x5 Rear tire: 44x10 Full dimensions and tires ... Belt Pulley Diameter: 17 inches 43 cm Width: 6 inches 15 cm RPM: 540 Speed: 2,400 ft/min 731.52 meters/min

Valpadana 6575	Power: 66 hp	Date of manufacture : 0000 - 0000

Valpadana 7060	Power: 55 hp	Date of manufacture : 1984 - 1994

Valpadana 7070	Power: 68 hp	Date of manufacture : 1984 - 1994

Wallis 12-20	Power: 22 hp	Date of manufacture : 1929 - 1932

Wallis 20-30	Power: 33 hp	Date of manufacture : 1927 - 1932

Wallis Bear	Power: 55 hp	Date of manufacture : 1910 - 1914

Wallis Cub	Power: 57 hp	Date of manufacture : 1914 - 1917

Wallis Cub Junior	Power: 33 hp	Date of manufacture : 1917 - 1919