Porsche Standard AP / S
The Porsche Standard AP / S was a tractor from Porsche-Diesel Motorenbau GmbH , which was based in Friedrichshafen on Lake Constance and produced the tractor from 1957 to 1958. The Porsche Diesel Standard AP / S was the successor to the Porsche Standard AP .
The main difference from the standard AP model is the revised engine with an additional 2 hp . The designation AP / S no longer means Allgaier Porsche Standard, as in the previous models and the cooperation with Allgaier, but aluminum Porsche Standard. The 4-stroke - two-cylinder -Reihenmotor with swirl chamber injection of produced frameless block design standard AP / S produced 22 hp . An oil bath air filter cleans the air mixture before it enters the engine. Like its predecessor, the Standard AP / S also had a Bosch injection system, an oil-hydraulic clutch and air cooling . A remote thermometer showed the temperature of the engine in the driver's console under the steering wheel . The rear-wheel drive tractor was equipped with a single-disc dry clutch from Fichtel & Sachs and a gear change gearbox with one reverse gear and five forward gears. The external mower drive of the Porsche Standard AP / S could be driven directly via the V-belt pulley . The axles could be adjusted in the track , which could also be reinforced with wheel disks and wider rims . The rear axle load was around 900 kg and at the front around 447 kg. The pulley had a maximum diameter of 220 mm.
The standard equipment of the Porsche Standard AP / S included a three-point suspension for the hydraulic power lift . In addition, a front axle suspension, rear headlights, a fuel gauge and a fender seat were available on request . The pulley reached a speed of 16.8 m / s and was suitable for clockwise or counterclockwise rotation. In addition, an all-weather hood and a roll bar for steep slopes could be added.
literature
- Armin Bauer: Porsche tractor 1937 to 1966. Schwungrad Verlag, Obershagen 2003, ISBN 3-933426-11-1 .