Rotax 912iS Sport

Try scrolling in the tiny window you searched from. It’s not obvious, but it’s a scrolling window. Very odd. The results will be below the search area, but nothing tells you that.

William,

Your crankcase is not affected, no engines listed start with 770.  But if you have upgraded your gearbox to a newer style that part may be affected.  Look at the first page of the certified version of the SB under the spare parts section.