Great find there Roger.
Here's a silver F1 spotted at Fuji Speedway around May 3rd, 2008.
Hard to tell from this angle which car it could be. There was only one shot where I found this.
Here's a shot I found on a separate website - #070 in the wild?
And another pair:
One more:
We've just got to teach some of these Japanese enthusiasts where the chassis plate is.
>8^)
ER