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£85,848

25-Years-Owned 1970 Buick GSX 455 Coupe

United States • 22 Feb 2026 • Lot Lot #230944

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Vehicle Details

AI Listing Summary

This is a 1970 Buick GSX coupe, refurbished around 2005, with a replacement 455ci V8 engine and several upgrades like Mickey Thompson headers and a retro-look stereo. It presents well with Apollo White paint and black stripes, but the air conditioning system needs servicing and the total mileage is unknown.

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Condition 

7

The car underwent a refurbishment circa 2005, including a repaint and replacement of some parts. While it has some modifications and upgrades, like the replacement engine and aftermarket audio system, it also has a non-functional air conditioning system. The odometer reading is very low, but the total mileage is unknown, which could impact the overall condition assessment.

/ 10

Transmission:

Automatic

Chassis No:

446370H315456

Odometer:

[Odometer Reading]

Reg Number:

[Reg Number]

RHD/LHD:

LHD

Replacement 455ci V8 Mickey Thompson Headers Three-Speed Automatic Transmission 12-Bolt Rear Axle Apollo White Paint w/Black Stripes Black Vinyl Upholstery 15" Rallye Wheels Power Steering Front Disc Brakes Center Console Retro-Look Stereo CD Changer Protect-O-Plate Build Sheets Included
This 1970 Buick GSX coupe was sold new from Highland Buick of Decatur, Illinois, and was refurbished five years after the seller’s acquisition in 2000.

It is powered by a replacement 455ci V8 mated to a three-speed automatic transmission and a limited-slip differential, and the body is finished in Apollo White with black accent stripes.

The car is equipped with 15″ Rallye wheels, power steering, front disc brakes, Mickey Thompson headers, MagnaFlow mufflers, a hood-mounted tachometer, and a rear spoiler.

The cabin is trimmed in black vinyl and outfitted with a center console, a horseshoe-style shifter, and a retro-look audio receiver.

This GSX is now offered with a reproduction window sticker, buil...

Points of note

£85,848

Lowest Price (Since 2020)

£102,709

Median Price (Since 2020)

£119,569

Highest Price (Since 2020)

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World Record

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Bottom 10%

The sale price places it in the bottom 10% of sold prices we've ever seen for the Buick GSX 455

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Average Price

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Rare Sale

This vehicle comes to market rarely. In auction records we've only seen 4 sold before

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Previous Sales

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MOT Information

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Latest MOT Mileage

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Registration Date

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MOT History

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MOT Mileage Trend

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