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£24,339

63-Years-Family-Owned 1957 Austin-Healey 100-6 BN4 4-Seat Roadster

Bring A Trailer • US • 1 Dec 2025

Market Position:

Lower Mid-Market

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£24,339

63-Years-Family-Owned 1957 Austin-Healey 100-6 BN4 4-Seat Roadster

US • 1 Dec 2025

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Vehicle Details

AI Listing Summary

This 1957 Austin-Healey 100-6, family-owned since 1962, features a rebuilt 2.6-liter inline-six engine, four-speed manual transmission with overdrive, and a Healey Blue repaint. While it includes desirable options like a hardtop, soft top, and service records, it also shows its age with rust, repaired body panels, and an odometer that has rolled over.

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Condition 

6

The car has had several repairs and repainting over the years, indicating wear and tear. There's mention of rust, repaired panels, and an odometer that has rolled over, suggesting moderate wear. Re-upholstering was done, but older trim remains in other areas. These factors point to a 'Good' condition, requiring some reconditioning.

/ 10

3,000 miles

BN4L034619

1957

Auction

Manual

RHD

United States

£24,339

63-Years-Family-Owned 1957 Austin-Healey 100-6 BN4 4-Seat Roadster

Bring A Trailer • US • 1 Dec 2025

Market Position:

Lower Mid-Market

Track live values and receive listing alerts

Description

on Rolled

Odometer 2.6-Liter Inline-Six Dual SU Carburetors Four-Speed Manual Transmission Electric Overdrive Unit Repainted Healey Blue Body-Color Hardtop Blue Vinyl Upholstery 15” Knock-Off Wire Wheels BMCD AM Radio Smiths Heater Service Records Soft Top, Tonneau Cover, & Side Curtains This 1957 Austin-Healey 100-6 BN4 roadster was acquired by the seller’s father-in-law out of San Mateo, California, in 1962 and driven home to Michigan, where it has stayed with the family since.

Work over the family’s six decades of ownership is said to have included rebuilding the 2.6-liter inline-six in 1970, replacing the 15″ knock-off wire wheels in 1982, repainting the body in 1986, re-upholstering the front seats in 1999, and more as detailed below.

The car is finished in Healey Blue with a body-color removable hardtop over 2+2 seating trimmed in dark blue vinyl.

Shifting is through a four-speed manual transmission linked with a Laycock de Normanville overdrive unit, and the roadster is furt...

Price Analysis vs Other 100/6 BN4s

£2,670

Lowest Price (Since 2020)

£26,495

Median Price (Since 2020)

£60,243

Highest Price (Since 2020)

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World Record

If this vehicle sells at the mid-point of its estimate it will set a new world record for the [enter model]

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Lower Mid-Market

Compared to previous sales, the sale price placed this vehicle in the lower mid-market for the 100/6 BN4.

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Lowest Price

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Average Price

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Rare Sale

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Previous 100/6 BN4 Sales

MOT Information

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Latest MOT mileage:

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MOT History

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MOT Mileage Trend

Gallery

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Auction House Headquarters

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1300 22nd Street, Suite 200, San Francisco, California, 94107, US

Operating from San Francisco, California, Bring A Trailer is an online auction platform dedicated to classic, performance, and collector vehicles. They operate timed online auctions globally and provide vehicle consignment.

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