Unit construction
Revision as of 17:02, 27 November 2010 by Addicted2speed (talk | contribs) (Created page with "Motorcycle engine design where both the engine and gearbox are integrated within the same casing. Earlier engine design was a pre-unit construction where engine a...")
Motorcycle engine design where both the engine and gearbox are integrated within the same casing. Earlier engine design was a pre-unit construction where engine and gearbox were in separate casings.