Swissauto is an engine company from Burgdorf (BE), Switzerland, best known for the V4 engine used in the, ELF, MuZ and Pulse 500cc Grand Prix motorcycles and World Championship Sidecars.[1] It also has developed one of the most efficient (35%) internal combustion engines to extend the range of plug in hybrid electric vehicles.
- ^ "Projects". swissauto.com. Archived from the original on 2007-10-09. Retrieved 2019-09-21.