Welkom 1981: Can You Help Us Solve This Sigma Series Mystery?

Welkom 1981: Can You Help Us Solve This Sigma Series Mystery?

Welkom 1981: Can You Help Us Solve This Sigma Series Mystery?

We’ve found a fascinating piece of the puzzle from the 1981 Sigma Series at Welkom, and we’re calling on the experts to help us ID the details.

While the helmet clearly belongs to Bernard Tilanus, the car is numbered 250, a departure from his usual #10 Chevron. Was this a one-off entry or a mid-season car swap? If you were trackside in the Free State that year, let us know what you remember!

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