Steeped in racing history and cloaked in exclusivity, the 1949 E90 AJS Porcupine is a British racing motorcycle that continues to captivate the hearts of enthusiasts worldwide. With only four units ever produced, this rare gem stands as a testament to the pinnacle of engineering and the relentless pursuit of speed. Adorned with a 500cc supercharged engine, the E90 AJS Porcupine represents a golden era of motorcycle racing and holds an esteemed position as one of the most sought-after motorcycles in the world.
Born from the racing pedigree of the AJS (Associated Motor Cycles Ltd.) marque, the E90 AJS Porcupine was designed to dominate the racetracks of the late 1940s and early 1950s. Its unique moniker derived from the distinctive appearance of the cooling fins on its cylinder head, which resembled the quills of a porcupine. This visual signature and its exceptional performance capabilities secured the Porcupine’s place in the annals of motorcycle racing history.
At the heart of this legendary machine lies a 500cc horizontally opposed twin-cylinder engine, featuring a supercharger to boost its power output. This forced-induction system propelled the E90 AJS Porcupine to awe-inspiring speeds and allowed it to compete against larger displacement machines. With its advanced engineering and cutting-edge technology, this British racing motorcycle became a formidable contender on the track, often leaving its rivals in the dust.
The four E90 AJS Porcupines ever produced were meticulously handcrafted, showcasing their creators’ meticulous attention to detail and craftsmanship. From the sleek and aerodynamic frame to the purposeful placement of controls and instrumentation, every aspect of the Porcupine was engineered to maximize performance and enhance the rider’s experience. The bike’s streamlined silhouette, adorned with the iconic AJS green livery, exudes a timeless elegance that continues to turn heads even decades after its creation.
Beyond its breathtaking aesthetics, the E90 AJS Porcupine possesses an unparalleled racing pedigree. In 1949, during its debut race at the Isle of Man TT (Tourist Trophy), the Porcupine’s prowess was on full display. It secured a podium finish, marking the first time a British motorcycle achieved such a feat in the Senior TT race. This remarkable achievement cemented the Porcupine’s place in racing history and solidified its status as a true icon of British motorcycle engineering.
Today, the E90 AJS Porcupine’s scarcity and historical significance have made it one of the most sought-after motorcycles in the world. Collectors and enthusiasts alike recognize its rarity and value, with its price reaching a staggering $7 million. Owning an E90 AJS Porcupine is a badge of honor, signifying a deep appreciation for motorcycling heritage and a passion for the golden age of racing.
For those fortunate enough to experience the thrill of riding an E90 AJS Porcupine, it is a journey back in time—an opportunity to connect with the spirit of racing legends and pay homage to the pioneers who pushed the boundaries of speed and performance. The harmonious symphony of the supercharged engine, the adrenaline-pumping acceleration, and the precise handling deliver a visceral experience that is second to none. It is a testament to the unwavering pursuit of excellence in motorcycle engineering and a celebration of the timeless allure of vintage racing motorcycles.
The 1949 E90 AJS Porcupine is a testament to its era’s audacity and innovation. Its limited production, supercharged powerplant, and historic achievements have elevated it to legendary status. As the years pass, its allure only grows stronger, capturing the imaginations of motorcycle enthusiasts and collectors who recognize its significance. The E90 AJS Porcupine will forever remain a symbol of the golden age of racing, a two-wheeled masterpiece that encapsulates the thrill, the speed, and the unrelenting spirit of motorcycle racing’s most glorious chapter.
