I don't know about the 1100 but the S2R 1000 or a Multistrada 1000DS head would for sure work. The engine in those bikes are the same as the one in your M1000.
2001 M900Sie - Mine
2006 Buell Blast - Wife
1971 Yamaha R5-350 - Work in Progress
1971 R5 #2 patiently waiting in the shed