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The Porsche 917 is a sports prototype race car developed by German manufacturer Porsche to exploit the regulations regarding the construction of 5-litre sports cars. Powered by a Type 912 flat-12 engine which was progressively enlarged from 4.5 to 5.0 litres, the 917 was introduced in 1969 and initially proved unwieldy on the race track but continuous development improved the handling and it ...
Power came from a new 4.5-litre air-cooled engine designed by Mezger, which was a combination of 2 of Porsche's 2.25L flat-6 engines used in previous racing cars. The 'Type 912' engine featured a 180° flat-12 cylinder layout, twin overhead camshafts driven from centrally mounted gears and twin spark plugs fed from two distributors . [ 10 ]
Prototype Sports cars/Silhouettes. Porsche 550 ... Porsche 917 Porsche 936 Porsche 935/77 2.0 Porsche 935/78 Porsche 956 Porsche 962; 1968. 1969–1981. 1968–1973.
Once a kit car has been correctly registered, a V5C, or log book, will be assigned and then a kit car is treated in exactly the same way as a production car, from any larger manufacturer. A kit car must pass its MOT test and have a valid car tax, or have a valid Statutory Off-Road Notification (SORN) declaration.
In their earliest advertising copy Devin Enterprises listed a mailing address of P.O. Box 357, Fontana, California.Later on they used a street address of 44500 Sierra Highway, Lancaster, California and later still 10156 Rush, South El Monte, California before moving operations to their most well-known location at 9800 E. Rush Street, El Monte, California.
The Wyer Porsches were third and fifth, split by Merzario's Ferrari, then there was a row of Ferraris: the other two works cars of Ickx and Bell, and the two Filipinetti cars of Parkes and Wisell. Slowest of the 917 qualifiers was the third Porsche-Salzburg car of Herrmann/Attwood, doing a 3:32.6 after struggling with brake-issues, to start 15th .
The "Can-Am killer", Porsche 917–30, on display at the Porsche Stuttgart-Zuffenhausen Museum, Germany Porsche, Penske, and Donohue quickly started the development of the 917-30 , complete with a reworked aerodynamic "Paris" body and a 5.4-liter turbocharged flat-12 engine whose output could be adjusted from about 1,100 to 1,500 bhp [ citation ...
Porsche 917 experimental Can-Am engine. A flat-sixteen engine, also known as a horizontally opposed-sixteen, is a sixteen-cylinder piston engine with eight cylinders on each side of a central crankshaft. Flat-sixteen engines are less common than V16 engines, with only a couple of prototype racing engines using a flat-sixteen layout.