Specifications
BMW 320
Date of manufacture
1937 – 1938
Bodywork type(s)
2 door saloon and cabriolet
Engine
Type Inline six-cylinder
Capacity 1971cc
Bore x stroke 66mm x 96mm
Power 45bhp at 3750rpm
Compression 6.1:1
Carburettors 1, Solex 30 mm up draught
Valve design Overhead, 2 per cylinder
Valve gear Camshaft in block. Rockers, tappets and springs
Electrics 6 volt
Transmission
Clutch Dry single disc. ( F & S; k 12 with 200 mm dia. )
Gearbox ratios
Hurth
1st 3.66:1
2nd 2.22:1
3rd 1.51:1
4th 1.00:1
Axle ratio 4.38
Synchromesh 3rd – 4th
Chassis
Frame Welded low floor chassis with box section side members
Suspension Front: Transverse leaf spring with lower wishbones
and single acting integral shock absorbers.
Rear: Longitudinal leaf springs with rigid axle
and lever arm double acting shock absorbers
Foot operated one shot central oil lubrication system
Rear: Quarter outrigger leaf springs
Steering Rack and pinion
Brakes Four wheel hydraulic, self adjusting Handbrake, cable on rear wheels
Dimensions
Wheelbase 2750mm
Track front/rear 1160mm/1300mm
Length/width 4500 x 1540
Tyres 5.25 x 16
General
Fuel capacity 50 litres
Max speed 68 mph
Number produced 4185
Club Mailing Address
BMW Historic Motor Club
Lower Norgrove,
Yarrington Road,
Alfrick,
Worcestershire.
WR6 5EX