2007.
It turns out the Cibie used the Tango shell for the lamps. I lucked out, and found a set of new Cibie Tangos at a show, cheap:
But these wouldn't fit the bumper; right diameter, wrong bracket.
So I had to grind down a bit of the bracket, and reposition it on the shell:
Fitted
Also fitted, ARC Airbox to match the cross-over pipe.