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The Porsche 550 was the brand’s first production racing car, designed to be both street legal and track-ready, allowing drivers to race and then drive it home. A unique engine, developed by Ernst Fuhrmann, powered the 550. This flat DOHC engine had four overhead camshafts, similar to the Porsche Type...
Since 1951, Porsche has established an unrivaled dominance as overall champions at the 24 Hours of Le Mans (19 wins), 12 Hours of Sebring (18 wins), 24 Hours of Daytona (18 wins), and Targa Florio (11 wins)—to say nothing of the 100-plus class victories which Porsche entries have secured in...
Porsche 550A RS Spyder Pictures Appearing at the end of 1956, the 550A differed from its predecessor by use of a full tube spaceframe with several rear supportive cross-members, rather than the heavier welded-up sheet steel internal structure of the 550. Construction of the curvaceous and sleek hand-beaten aluminum alloy...
The 550A was based on Porsche’s first purpose-built racing car, the mid-engined RS 550 Spyder. Appearing at the end of 1956, the 550A differed from its predecessor by use of a full tube spaceframe with several rear supportive cross-members, rather than the heavier welded-up sheet steel internal structure of the 550. The rear swing axles of the 550 were replaced by a new low-pivot arrangement that made handling much more predictable.