2007 Yamaha XS-V1

All-rounder

Air cooled, 1000cc, 60° V-twin, SOHC

2009 BMW Lo Rider Concept

1170cc, Boxer, SOHC

2004 Ducati GT1000 Concept

All-rounder

Air cooled, 992cc, 90° V-twin, SOHC

2005 Yamaha FC-06

Electric, Metanol