Mercedes-Benz W142 / Typ 320 (1937 - 1942)
Video
Details
| Layout | FR layout |
|---|---|
| Powertrain | |
| Engine |
|
| Dimensions | |
| Wheelbase | 2,880 mm (113 in) or 3,300 mm (130 in) |
| Length | 4,700 mm (190 in) - 5,250 mm (207 in) |
| Width | 1,630 mm (64 in) |
| Height | 1,580 mm (62 in) |
| Type 320 N | Type 320 | Type 320 WK | Type 320 (3.4 l) | Type 340 WK | |
|---|---|---|---|---|---|
| Design name: | W 142 I. | W 142 II | W 142 III | W 142 IV | W 142 IV |
| engine | |||||
| Working method | Four-stroke Otto | ||||
| Arrangement in the vehicle | front, lengthways; standing | ||||
| Engine type / model | M 142 I. | M 142 II | |||
| Number of cylinders / arrangement | 6 / row | ||||
| Bore × stroke | 82.5 × 100 mm | 85 × 100 mm | |||
| Total displacement | 3208 cm³ (according to tax formula 3185 cm³) | 3405 cc | |||
| Compression (ε) | 5.6; 6.6 or 7.25 | 6.5 | 6.25 or 7.0 | 6.0 | |
| Performance / at | 78 hp (57 kW) at 4000 rpm | 80 PS (59 kW) at 4000 rpm | |||
| Torque / at | 22.2 mkp (218 Nm) at 1700 rpm | 22.6 mkp (222 Nm) at 1800 rpm | |||
| Valve arrangement / number | 1 inlet, 1 outlet / standing on the side | ||||
| Valve control | 1 side camshaft | ||||
| Camshaft drive | via spur gears | ||||
| Mixture formation | 1 double downdraft carburetor Solex 32 JFF | ||||
| Fuel tank: arrangement / capacity | in the rear / 72 l | 140 l | in the rear / 72 l | 140 l | |
| Chassis and power transmission | |||||
| Frame design | Box pressed steel low frame | Box profile low frame | Box pressed steel low frame | Box profile low frame | |
| Wheel suspension; front | 1 wishbone above each, 1 transverse spring below | ||||
| Wheel suspension; back | Swing axle | ||||
| Suspension; front | Transverse spring, internal coil springs | internal coil springs | |||
| Suspension; back | Double coil springs with additional internal coil springs | ||||
| steering | ZF-Roß screw-spindle steering | ||||
| Brake system (foot brake) | hydraulic, acting on the front and rear wheels | ||||
| Parking brake (handbrake) | mechanical, acting on rear wheels | ||||
| bikes | Wire spoke wheels | Disc wheels or wire spoke wheels | Disc wheels | Disc wheels or wire spoke wheels | Disc wheels |
| tires | 6.50-17 | 6.50-17 (Cabriolet F: 7.00-17) | 6.50-20 terrain | 6.50-17 (Cabriolet F: 7.00-17) | 6.50-20 terrain |
| Driven wheels | Rear wheels | ||||
| Power transmission | propeller shaft | ||||
| Transmission and performance | |||||
| Gearbox (standard) | 4-speed manual transmission | 4-speed manual transmission ZF AKS-20 | 4-speed manual transmission with additional overdrive | 4-speed manual transmission ZF AKS-20 | |
| circuit | Gear lever in the middle of the carriage | ||||
| coupling | Single-disc dry clutch | ||||
| Gear type | Gear change transmission | ||||
| Gear ratio | I. 3.90; II. 2.16; III. 1.49; IV. 1.0 | I. 4.0; II. 2.25; III. 1.50; IV. 1.0 | I. 3.90; II. 2.16; III. 1.49; IV. 1.0; P. 0.74 | I. 4.0; II. 2.25; III. 1.50; IV. 1.0 | |
| Final drive ratio | 4.33 | 4.33; with overdrive: 3.18 | 4.33 | ||
| Top speed | 130 km / h | 126 km / h | 118 km / h | 126 km / h | 118 km / h |
| Fuel consumption | 17 l | 18 l | Street 17 l | 18 l | Street 18 l |
| Dimensions and weights | |||||
| wheelbase | 2880 mm | 3300 mm | 2880 mm | 3300 mm | |
| Front / rear track | 1475/1500 mm | 1475/1494 mm | 1475/1500 mm | 1475/1494 mm | |
| length | 4700 mm | 5100-5250 mm | 4555 mm | 5100-5250 mm | 5265 mm |
| width | 1770 mm | 1770-1850 mm | 1810 mm | 1770-1850 mm | 1810 mm |
| height | 1500 mm | 1520-1790 mm | 1715 mm | 1520-1790 mm | 1745 mm |
| Weight of the chassis | 1250 kg | 1350 kg | k. A. | 1350 kg | k. A. |
| Empty weight (car weight) | 1725 kg | 1850-1950 kg | 1710 kg | 1850-1950 kg | 1920 kg |
| Perm. total weight | 2300 kg | 2425-2525 kg | 2320 kg | 2425-2525 kg | 2520 kg |