Voiture Porsche 911 European RS 1972 a vendre

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To Be OFFERED AT AUCTION WITHOUT RESERVE at RM Sothebys' The Monterey Auction event, 13 - 15 August 2026.
Offered Without Reserve | $450,000 - $650,000 USD

One of just 15 customer examples of the Thornley Kelham European RS produced
Powered by the optional 4.0-liter naturally aspirated flat-six, producing 425 hp with an exhilarating 9,000-rpm redline, paired with a close-ratio G50 gearbox
Finished in a stunning dark blue-green exterior with bronze-finished brightwork and a beautifully appointed cognac leather interior with black-and-white Pepita cloth inserts
Hand-built over nearly 6,000 hours, combining concours-winning craftsmanship with modern engineering
Odometer displayed 252 miles at time of cataloguing
Features an extensively re-engineered chassis with carbon fiber body panels, seam-welded construction, motorsport suspension, racing brakes, and comprehensive lightweight engineering throughout

Among the most influential developments in the collector car world in recent years has been the rise of tastefully modernized classics with high-end bespoke finishes. Rather than pursuing strict originality, a select group of manufacturers and restoration specialists have sought to answer a compelling question: What might the world's greatest driver's cars have become had development never ceased? The finest examples are not merely restored classics fitted with modern components, but painstaking reinterpretations that preserve the soul of the original while elevating every measurable aspect of its performance. Built in exceptionally limited numbers and requiring thousands of hours of engineering and craftsmanship, these automobiles have established themselves as significant collectibles in their own right, commanding admiration alongside the very cars that inspired them.

Founded over two decades ago by Simon Thornley and Wayne Kelham, the Gloucestershire, England-based firm of Thornley Kelham first established itself through concours-winning restorations of some of Europe's most important historic automobiles. Yet rather than focusing exclusively on preservation, Thornley Kelham ultimately sought to channel their extraordinary expertise into creating a motor car unrestricted by period limitations.

The result was the European RS, an extraordinarily ambitious reinterpretation of the Porsche 911 inspired by the legendary 1973 Carrera RS 2.7. Conceived not as an homage but as the ultimate expression of the air-cooled 911, the European RS blends the visceral character of Porsche's earliest sporting models with modern engineering and contemporary drivability.

Production was intentionally limited from the outset, with Thornley Kelham stating that no more than 15 customer examples would be constructed in addition to the prototype, ensuring an exclusivity seldom encountered among today's most celebrated restomod manufacturers. Each car requires nearly 6,000 hours of skilled craftsmanship, combining cutting-edge engineering with traditional coachbuilding techniques that have earned the company major international concours accolades.

Beneath the carbon fiber decklid of the European RS on offer lies one of the most desirable specifications available: the optional naturally aspirated 4.0-liter flat-six. Developed from the robust 993 engine architecture and extensively re-engineered with motorsport-derived internals, billet CNC-ported cylinder heads, bespoke camshafts, individual throttle bodies, and a lightweight Inconel and titanium exhaust system, the engine produces a claimed 425 horsepower while revving to an extraordinary 9,000 rpm. The experience is complemented by a close-ratio G50 gearbox, shortened final-drive gearing, and carefully calibrated chassis dynamics intended to mirror the precision and progressive handling of Porsche's contemporary GT-series 911, while retaining the analogue involvement unique to the early models.

Extensive engineering beneath the surface is matched by an uncompromising focus on lightweight construction. Beginning life as a 1972 Porsche 911 E, its chassis was seam-welded and reinforced throughout before receiving carbon fiber body panels, polycarbonate glazing, forged lightweight wheels, racing brakes, titanium hardware, and a motorsport-inspired suspension. Every component serves a purpose, with weight reduction pursued not merely as a specification figure but as a philosophy influencing every aspect of the car's dynamic character.

Equally captivating is this example's presentation. Finished in a deep blue-green hue evocative of Porsche's iconic Aquamarine, the paint beautifully highlights the graceful lines and timeless proportions of the early 911 while lending it an imposing presence. Bronze-finished exterior trim offers a contemporary twist on the model's classic brightwork, complementing an exquisitely trimmed cabin upholstered in supple cognac leather with classic black-and-white Pepita cloth inserts.

As the market for the world's finest modernized collector cars continues to mature, Thornley Kelham’s European RS stands among the rarest and most thoughtfully engineered interpretations yet created. For the discerning enthusiast seeking the ultimate expression of the classic air-cooled 911—one capable of thrilling equally on mountain roads, grand touring journeys, or the lawns of the world's premier concours events—few opportunities could prove more compelling than this exceptional European RS.
To view this car and others currently consigned to this auction, please visit the RM website at rmsothebys.com/auctions/mo26/.