MotoGP God
Posts: 18,275
Join Date: Apr 2002
Location: Oxford
Mood: Its ONLY a Bike Club
Not sure where 10W/40 comes from, it is recommended for later Testastretta engines if you look at the later Ducati technical posters such as the one from 2006
But look at the earlier year 2000 Ducati Technical poster and they recommend 20W/50 for the earlier Desmo-quattro engines such as the 996
Checkout the Desmo Due Paddock on Facebook