The 1957 Pontiac Bonneville Convertible represents a pivotal moment in American automotive history. Collectors recognize this model as the pinnacle of 1950s style and engineering excellence. This specific example, finished in Kenya Ivory, carries a prestigious AACA Senior Award. It stands as one of only 630 units ever produced during that legendary model year. Finding such a well-preserved fuel-injected classic is an increasingly rare opportunity for serious enthusiasts.
Historical Rarity and Design Excellence
Pontiac built the Bonneville as a limited-edition high-performance cruiser. Every unit came loaded with the best luxury features available at the time. The Kenya Ivory exterior paired with red accents captures the bold spirit of the era. Charcoal and Ivory leather upholstery provides a sophisticated cabin environment for passengers. Most enthusiasts appreciate the inclusion of the iconic Continental kit on the rear. This addition enhances the long, sleek silhouette that defined the late fifties car culture.
Luxury and Power Features
Modern drivers often forget how advanced these machines were for their time. This Bonneville includes power steering and power brakes for a smoother driving experience. Occupants enjoy power windows and a power-adjustable seat for maximum comfort during long drives. A power-operated convertible top allows for effortless transitions during changing weather conditions. The dashboard features a Wonderbar radio and a functional power antenna for entertainment. Every detail reflects a commitment to premium craftsmanship and convenience.
Mechanical Mastery and Performance
Under the hood lies a sophisticated fuel-injected 347 CI V-8 engine. This motor utilizes a specialized Rochester fuel injection unit for improved throttle response. The engine produces significant torque delivered through a Strato-Flight Hydra-Matic transmission. This setup was revolutionary for 1957 and offered superior performance over standard carbureted rivals. Drivers benefit from a 347 cubic inch displacement that ensures strong acceleration on modern roads. The combination of power and precision makes it a true driver’s car.
AACA Award-Winning Heritage
Quality remains the defining characteristic of this specific serial number P857H36291. It has earned both Junior and Senior Champion awards from the AACA. These honors prove the restoration meets the highest possible standards for accuracy. Wide whitewall tires and 3-bar spinner hubcaps complete the authentic period-correct appearance. A driver’s spotlight adds another layer of historical charm to the front end. Tinted glass provides privacy while protecting the delicate interior materials from sun damage.
Engine Specifications and Output
This 1957 Pontiac Bonneville Convertible features a high-output 347 CI V-8 power plant. The Rochester fuel injection system allows for efficient fuel delivery and reliable cold starts. Power steering makes managing the heavy chassis simple and responsive for any driver. Large power brakes provide the necessary stopping force for this high-speed convertible. The automatic Hydra-Matic transmission handles gear changes with classic American smoothness. This mechanical configuration represents the absolute top tier of 1957 performance technology.
Summary of a Collector Icon
This 1957 Pontiac Bonneville Convertible heads to the Kissimmee 2026 auction on January 17th. Its status as 1 of 630 ensures it remains a centerpiece in any collection. The combination of fuel injection and award-winning restoration sets it apart from common classics. Interested buyers can view the meticulous details in person at the upcoming event. This vehicle continues to serve as a benchmark for mid-century luxury and engineering.
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Source: mecum.com
