The Packard Twelve is a series of V12 cars that the Packard Motor Car Company in Detroit in the model years 1933 to 1939 as a successor of the model Twin Six made.
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1933, the twelve-cylinder Packard Twin Six model the more prestigious name "Twelve". The models 1005 and 1006 have now wheelbase of 3607 mm or 3734 mm.
The V12 engine is unchanged from the previous model: its cylinder angle was 67 °, 87.3 mm bore and stroke of 101.6 mm. This resulted in a displacement of 7,300 cm ³. The engine delivered 160 bhp (118 kW) at 3.200/min. The two-disc wet clutch of the predecessor gave way to a single-plate, connecting the motor with the three-speed manual transmission with floor shift. The mechanical four-wheel brakes were taken from the previous.
On the short chassis (model 1005), there was a Touring, a Phaeton, a sports-Phaeton, a sedan, a 4-door convertible, a Club Sedan, a 2-door convertible (Victoria) and a coupé-roadster, each for five passengers. In addition, various coupes and convertibles for 2-4 passengers were offered. On the long chassis, there was a sedan and a Pullman limousine, as well as various special bodies, each for 5-7 passengers.
From year to year
1934 came in 11th Models with even shorter wheelbase (3429 mm) to do so. They were a sports coupe or a "Runabout Speedster" (from LeBaron spanned). For the first time there was also a radio as an option.
12th 1935, in the Series, was the cylinder stroke of twelve cylinder about 1/4 "increased to 108 mm, so that the capacity now was 7708 cc. He also received aluminum cylinder heads.'s New engine developed 175 hp (129 kW) at 3.200/min continue. The transmission was synchronized and the mechanical brakes and the clutch got the support by vacuum from the engine. New wheelbases were 3359 mm, 3537 mm and 3664 mm. With this version, the vehicles were built and 1936 more than 14 series.
The model year 1937 brought in the 15th Series, the introduction of hydraulic brakes. The rear-hinged doors previously avoided for safety reasons those with front stop.
The 16th Series 1938 brought new, shorter wheelbases: 3236 mm, 3414 mm and 3541 mm. The curved wings seemed a little chunkier than the previous model. In this configuration of the Twelve was also the 17th Series in its last production year 1939. Upon request, instead of a steering wheel circuit means circuit was available.