That's the one. I was delighted to catch the Maserati and the Aston, but to be fair, they had been balked in traffic.
The other (true) Fanalone CUC20H was indeed once owned by Barry Waterhouse.
Mine is a total hybrid 1968 S1/S2 1.3 Rallye, with many mods including:
Kügelfischer mechanical injection
81mm forged, high compression pistons ~1436cc
Ridiculous cams
Self-made exhaust manifold and system
Gasflowed head
Modified suspension, too complex to detail here
AP Racing magnesium front brake calipers