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Typ / Model | Production time | Capacity | Cylinders / Engine | Power | Serial no. | Top speed | |
Douglas 2¾HP Model A |
1907-1908 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS |
101-128 129-159 |
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Douglas 2¾HP Model B |
1909-1910 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 160-441 |
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Douglas 2¾HP Model C |
1910 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 442-1.464 |
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Douglas 2¾HP Model D Model E Model F |
1911 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 1.465-3.999 |
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Douglas 2¾HP Model N Model O Model P Model R Model S Model T |
1913 | 348 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 6.940-12.500 |
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Douglas 2¾HP Model U Model V Model W Model X |
1914-1918 | 349 cm³ | 2 cyl. (61 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 12.434-19.000 |
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Douglas 3½HP "Sport" Model A Model B |
1914-1915 | 493.9 cm³ | 2 cyl. (68 x 68 mm) boxer, 4 stroke, side valves, belt-/chain drive | 3½ PS | 1.001-1.888 |
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Douglas 2¾HP Model U Model V Model W Model WS Model X |
1916 | 349 cm³ | 2 cyl. (61 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 27.152-32.428 |
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Douglas 2¾HP Model WD Model W20 |
1920 | 348 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, side valves, belt drive | 2¾ PS | 42.959-48.200 |
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Douglas 4HP Model B21 Model B22 |
1921 1922 |
596 cm³ | 2 cyl. (74.5 x 68 mm) boxer, 4 stroke, side valves, belt-/chain drive | 4 PS |
13.051-13.600 13.601-14.280 |
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S1 "Sport" S1 RA S1 OB |
1921-1923 | 494 cm³ | 2 cyl. (68 x 68 mm) boxer, 4 stroke, ohv | 3½ PS | AF*** |
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Douglas 2¾HP Model TS Model W Model 3SC |
1923-1924 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke, belt drive | 2¾ PS | 55.371-64.200 |
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RA | 1923-1926 | 494/600 cm³ | 2 cyl. (68 x 68 mm) boxer, 4 stroke, ohv | DF*** |
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Douglas 4HP Model B23 Model 4HC |
1923 | 595 cm³ | 2 cyl. (74.5 x 68 mm) boxer, 4 stroke, side valves, belt drive / chain drive (4HC) | 4 PS | 14.281-14.713 |
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Douglas 2¾HP Model TS25 Model CW25 |
1925 | 340 cm³ | 2 cyl. (60 x 60 mm) boxer, 4 stroke | 2¾ PS | 74.501-84.200 |
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EW 350 (A28/B28/C28) (A29) |
1926-1929 | 348 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, side valves |
MF12000 (1926) MF20000 (1927) MF23000 (1928) |
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B28 (1928) B29 (1929) L29 (1929) |
1928-1930 | 348 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, side valves | WF*** (1929) |
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DT5/DT6 (Dirt Track) SW5/SW6 (Speedway) |
1928-1932 | 499.1/595.6 cm³ |
2 cyl. (62.25 x 82 mm) boxer, 4 stroke, ohv / 2 cyl. (68 x 82 mm) boxer, 4 stroke, ohv |
TF**** (DT) FB**** (SW) |
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E29 | 1929 | 595.6 cm³ | 2 cyl. (68 x 82 mm) boxer, 4 stroke, ohv |
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H3 L3 |
1930 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, side valves | FA**** |
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S5 C31 C32 |
1930-1933 | 499.1 cm³ | 2 cyl. (62.25 x 82 mm) boxer, 4 stroke, side valves |
YF**** (S5) FC**** (C32) |
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F.31 | 1931 | 500 cm³ | 2 cyl. (62.25 x 82 mm) boxer, 4 stroke, ohv | FD*** |
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K.32 "Touring" | 1932 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv | FI*** |
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"Endeavour" | 1935-1936 | 493.7 cm³ | 2 cyl. (68 x 68 mm) boxer, 4 stroke, side valves | AA*** |
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"Aero 600" DC/38 (1938) |
1936-1939 | 584.9 cm³ | 2 cyl. (74 x 68 mm) boxer, 4 stroke, side valves |
AE*** (1936) 6/P*** (1937) 6/Q*** (1938) |
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T35 Mark IV | 1949-1950 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv, horizontally opposed |
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80 Plus | 1950-1953 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv |
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90 Plus | 1950-1953 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv |
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T35 Mark V | 1950-1954 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv, horizontally opposed |
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T35 Mark 6 "Dragonfly" | 1954, 1955-1956 | 348.4 cm³ | 2 cyl. (60.8 x 60 mm) boxer, 4 stroke, ohv, horizontally opposed | 23 PS (6.000 rpm) | 1001/6 (1954), 1009/6-2573/6 (1955-1956) | 110 km/h |
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