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BMW: From DIXI to BMW 328 (1928-1936)

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BMW: From DIXI to BMW 328 (1928-1936)
The First 6 Cylinder
BMW 326 and 328
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Bayerische Motoren Werke
When BMW (Bayerische Motoren Werke) started in 1928, there where 25 German Car brands on the market, now this number shrunk to 7.
BMW was founded on the 20th July 1917, when it all started with building plane engines.
In 1924 there were 2194 employees in the Eisenbach factory, which built the first Dixi's. This car is pictured on the background, the last dixi's leave the factory here, so that BMW could take over the company.
Dixi 3/15 DA1
The charm of the DA1 Dixi 3/15 is still clearly recognizable, the last of these 4831 machines were built more than 60 years ago.
Mechanically, they are practically the same as the Austin Seven, including the synchronized 3 speed gearbox and an 748 cc engine Dixi 3/15 DA1 Dixi 3/15 DA4.

BMW 3/15 Limousine (1929-32)

Engine
Cylinders   4 in line
Bore / Stroke   56 x 76 mm
Displacement   748,5 cc
Compression Ratio   5.6 : 1
Carburetor   Solex
Power   15 hp @ 300 rpm
Transmission
Clutch   Single dry clutch
Gearbox   Not synchronized 3-gearbox
Chassis
Weight   485 to 535 kg
Wheelbase   1900 mm
Track, front   1000 mm
Track, rear   1030 mm
Tires   27 x 4". Type DA4: 4.00 x 18
Wheels   Spokes
Performance
Top speed   75 km/h
Fuel consumption   6 l / 100 km
Numbers built   6600 DA2
2575 DA4
dixi_silver_front


Dixi 3/15 DA4
Also in this Dixi 3/15 DA4 the basic design of the Austin-Dixi is still very recognizable.
Next to the limousine version, there were also open versions.
dixi_3-15_gray_side



Dixi 3/20
With the 3/20, in 1932 the first own construction BMW was presented.
The engine was still based on the engine from Austin, but it has now got head valves.
dixi_3-20_green_front

The First 6 cylinder
Nowadays all series have a 6 cylinder powered BMW, like the 320i or the 528i. So the first one deserves a place on this site.
At the car show in Berlin in 1933 the BMW 303 didn't only begin a new phase in history of cars, but also had to give the factory in Eisenach a new aspect.
BMW was now on the way to book successes in the car sector as in the motorbike and the plane engine branch.

BMW 303
At this BMW 303 from 1933 you can see - indeed in increasingly smaller shape - the characteristically radiator grille.
303_black_front



BMW 315/1
The - in that time - very excitingly styled car, the 315/1, stands for the first sports car every built by BMW.
Because of the 1490 cc 6 cylinder engine with 3 carburetors, the car was also very suitable for racing on circuits.
3-15_red_back
3-15_red_side



BMW 319/1
In the thirties, the responsibility of the BMW program in England rested with the firm Frazer Nash.
That's where this right steered BMW 319/1.
3-19-1_engine
3-19-1_yellow_side

BMW 326
The smooth lines of the new BMW 326 earned a lot of admiration at the car show in Berlin in 1936.
It was a very tasty design, which was still used in the fifties.
This wasn't a sports car, it was the first 4-doors BMW.

BMW 326 (1936-41)

Engine
Cylinders   6 in line
Bore / Stroke   66 x 96 mm
Displacement   1971 cc
Compression Ratio   6 : 1
Carburetor   2 x Solex
Power   50 hp @ 3750 rpm
Transmission
Clutch   Single dry clutch
Gearbox   Synchronized 5-gearbox
Chassis
Weight   1125 kg
Wheelbase   2870 mm
Track, front   1300 mm
Track, rear   1400 mm
Tires   1936: 5.25 - 17
> 1937: 5.50 - 16
Wheels   1936: 3.25E x 17
> 1937: 3.50D x 16
Performance
Top speed   115 km/h
Acceleration   0-100 km/h in 35 sec
Fuel consumption   12.5 l / 100 km
Numbers built   15.936
326_red_side



BMW 328
In the first production year 1936, BMW only made a small series off competition cars.
Most of the samples of the 328's were made with a home-made Roadster bodywork. from Eisenach.
For competitions BMW built 2 special streamlined coupes and three very nice lined convertibles.
These cars raced the Mille Miglia in Italia and referred the Alfa Romeo's to the second place.
The coup?s got a top speed of 209 km/h, and the winning BMW had an average speed of 166,7 km/h.

BMW 328 (1936-40)

Engine
Cylinders   6 in line
Bore / Stroke   66 x 96 mm
Displacement   1971 cc
Compression Ratio   7.5 : 1
Carburetor   3 x Solex 30 JF
Power   80 hp @ 4500 rpm
Transmission
Clutch   Single dry clutch
Gearbox   4 different gearboxes
Chassis
Weight   830 kg
Wheelbase   2400 mm
Track, front   1153 mm
Track, rear   1220 mm
Tires   5.25 or 5.50 - 16
Wheels   3.25 or 3.50 D x 16
Performance
Top speed   150 km/h
Fuel consumption   14.5 l / 100 km
Numbers built   462
328_white_front

328_engine
 

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