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Est: £200,198 - £236,598

1977 Porsche 911 Turbo

Switzerland • 7 Nov 2026 • Lot 175

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Vehicle Details

AI Listing Summary

A meticulously restored 1977 Porsche 911 Turbo in Sahara Beige with matching numbers. This Swiss-market example has remained in Geneva its whole life and underwent a comprehensive restoration in 2022-2024.

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Condition 

9

Restored and excellent condition.

/ 10

Transmission:

Manual

Chassis No:

9307700615

Odometer:

112,257 miles

Reg Number:

[Reg Number]

RHD/LHD:

LHD

Chassis No.

9307700615


Engine No.

6770574


Transmission No.

7771246


Completed at Stuttgart-Zuffenhausen in April 1977, this 911 Turbo was finished in Sahara Beige over Cork leather.

It was built to Swiss "C10" specification with a Blaupunkt Bamberg stereo and convex driver's and passenger's mirrors.

The car was ordered by Geneva notary Didier Terrier on behalf of a client, Yousuf Rashid Boresly, which is why Boresly's name and a Kuwaiti address appear in its original service booklet.



Boresly ultimately left the car with Terrier, who registered it in Geneva in July 1977 as its first keeper, and it has remained in the city ever since.

It received its first service at AMAG in Geneva at 1,192 km and was later maintained by the official Porsche agent H.

Schiller.

Terrier's registration was canceled in May 1983, after which the Turbo reportedly passed to I.

Bonny that June and to M.

Simhon in 1985.

A long run of emissions-test entries charts its use through the 1980s an...

Points of note

£53,179

Lowest Price (Since 2020)

£111,290

Median Price (Since 2020)

£361,440

Highest Price (Since 2020)

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World Record

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Previous Sales

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