A stunning car fitted with a huge jet engine that once reached a world record 600mph is up for sale for the very first time.
The Spirit of America Sonic I is set to sell for £800,000.
It set the world land speed record driven by racing legend Craig Breedlove in 1965.
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Breedlove’s sleek craft was propelled across Utah’s Bonneville Salt Flats solely by a GE J79 turbojet from an F-4 Phantom II interceptor.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-5-1024x683.webp)
The four-wheeled Sonic I was built around a Coke bottle-shaped fuselage body over 34 feet in length with 15,000 pounds of thrust with afterburner.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-9-1024x683.webp)
Goodyear, the effort’s major sponsor, provided special tires for the forged aluminium wheels, as well as disc brakes with an aerospace-style drag chute that provided additional stopping power.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-1024x683.webp)
The cockpit even incorporated an onboard air-supply system for the driver.
On 15 November 1965, Breedlove broke the land speed record in it after reaching an incredible 600.601mph.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-3-1024x683.webp)
He was the first man to cross the 600mph threshold, as reported by Luxury Auto News.
Breedlove’s wife, Lee, subsequently became the fastest woman alive when she drove the Sonic I to 308.506mph.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-6-1024x683.webp)
Although Breedlove planned further land speed record attempts, none came to fruition.
His 1965 record stood until October 1970.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-7-1024x683.webp)
Spirit of America Sonic I was acquired by the Indianapolis Motor Speedway Museum in 1975 – and is now up for sale for the first time.
It is being sold by RM Sotheby’s.
The listing states: “Sonic I has been exhibited occasionally including at the Daytona International Speedway in 1980 and at the then-newly opened Petersen Automotive Museum in Los Angeles, California in 1995 and remains a visually commanding and technologically fascinating piece of speed record history.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-2-1024x683.webp)
“Available for private acquisition for the very first time since its creation, Craig Breedlove’s Spirit of America Sonic I would be a monumental addition to any collection with a focus on speed and its pursuit.
![The iconic Spirit of America Sonic I, the first car to break 600mph, is up for sale at £800,000, offering collectors a chance to own a piece of land speed record history.](https://luxuryautonews.com/wp-content/uploads/2025/01/Super-fast-600mph-car-with-jet-engine-selling-for-800000-8-1024x683.webp)
“It is a unique testament to American ingenuity and the product of an optimistic era in which anything seemed possible – with the records to prove that on the Bonneville Salt Flats just about anything was.”
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