Hi
On my F1 i use the castrol tts (and i never had problems...)
i have 13000 miles and i have always used this kind of oil..
A friend of mine use the shell rotella but i live in italy and here is
impossible to find....
Regards
Marco




Hi, im a big norton rotary fan and its good to see they still are
> making them and improving them all the time! i just wondered what oils
> have be tried in them and what have ppl found to be successful? thanks.
>
>