PKW3170030 320 (3.4-liter engine)

320 (3.4-liter engine)

  • Design name
    W 142 IV
  • Production period
    1939 - 1942
  • Combustion principle
    four-stroke petrol
  • Configuration
    front, longitudinal; vertical
  • Engine type
    M 142 II
  • Number of cylinders / arrangement
    6 / in-line
  • Bore x Stroke
    85 x 100 mm
  • Total displacement
    3405 cc
  • Compression ratio
    6.25 or 7.0
  • Rated output
    78 hp at 4000 rpm
  • Rated torque
    22.2 mkg at 1700 rpm
  • Number of valves / arrangement
    1 intake, 1 exhaust / lateral, vertical
  • Valve operation
    1 lateral camshaft
  • Camshaft drive
    via spur gears
  • Fuel system
    1 twin down-draught carburettor Solex 32 JFF
  • Fuel tank: position / capacity
    in the rear / 72 l
  • Frame design
    box-section pressed-steel low-bed frame
  • Front-wheel suspension
    upper wishbone, lower transverse spring
  • Rear-wheel suspension
    swing axle
  • Front springs
    transverse spring, internal coil springs
  • Rear springs
    double coil springs with internal additional coil springs
  • Steering
    ZF-Roß worm-and-nut steering
  • Brake system (foot brake)
    hydraulic, acting on front- and rear wheels
  • Parking brake (hand brake)
    mechanical, acting on rear wheels
  • Wheels
    disc wheels or wire-spoke wheels
  • Tires
    6.50-17 (cabriolet F: 7.00-17)
  • Driven wheels
    rear wheels
  • Drivetrain
    cardan shaft
  • Gearing
    4-speed manual transmission with add. overdrive
  • Shifting
    shift lever in centre of vehicle
  • Clutch
    dry single-disc clutch
  • Transmission type
    change-speed gear
  • Gear ratios
    I. 3.90; II. 2.16; III. 1.49; IV. 1.0; S. 0.74
  • Final drive ratio
    4.33; with overdrive: 3.18
  • Maximum speed
    126 km/h
  • Fuel consumption
    18 l
  • Wheelbase
    3300 mm
  • Front / rear track
    1475 / 1500 mm
  • Length
    5100 - 5250 mm
  • Width
    1770 - 1850 mm
  • Height
    1520 - 1790 mm
  • Chassis weigth
    1350 kg
  • Kerb weight
    1850 - 1950 kg
  • Gross weight
    2425 - 2525 kg
  • Units produced
    a total of 5097 (both chassis- and engine versions)
  • Prices
    chassis: RM 6,800.-
    sedan (4 doors): RM 8,950.-
    Pullman limousine: RM 9,800.-
    tourer (6 seats): RM 9,900.-
    convertible B: RM 9,900.-
    convertible D: RM 10,400.-
    Pullman convertible F: RM 12,500.-
    convertible A: RM 13,500.-
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