In uk.rec.motorcycles, Monkey belched forth and ejected the following: [QUOTE] Uh oh - that was posted five hours ago, and he's not replied since...[/QUOTE] That's 'cos I've just got back. I've used 3 tanks of fuel[1], got the tyres lovely and hot and tried. And tried. And tried. Nope. Bar a few flies, the kneesliders are virgin as the day I bought them. I tried everything you said an then tried what I did before but exaggerated it and then tried what you said and exaggerated that. Nilch, nada, no sprapo. Oh well, had a jolly whizzy time but just no scrishhh... [1] It doesn't do much to a tankful when it doesn't drop below 120mph!