Swissauto

Overview

Swissauto is a Swiss engine manufacturer specializing in high-performance internal combustion engines, notably the V4 500cc two-stroke engine used in Grand Prix motorcycles such as ELF, MuZ, and Pulse, as well as World Championship Sidecars. The company also developed a 35% efficient engine for plug-in hybrid electric vehicles. Its expertise in engine development, prototyping, and manufacturing positioned it as a partner for high-efficiency and racing applications until its acquisition by Polaris Industries in 2010.¹²³

History

Swissauto was founded in 2000 in Burgdorf, Switzerland, focusing on internal combustion engines for motorsport and efficiency applications. It gained recognition for its V4 500cc two-stroke engine powering 500cc Grand Prix motorcycles and sidecars. In 2010, Polaris Industries acquired swissauto Powersports to leverage its engine development capabilities.¹³

Product Lines

Manufacturing

Manufacturing occurs in Burgdorf, Switzerland, with core operations in in-house development, prototyping, and production of internal combustion engines. The facility supports high-performance and efficiency-focused designs.²

Notable Products

• Swissauto V4 500cc - Two-stroke water-cooled V4 engine delivering 210 BHP at 12,500 rpm for 500cc GP motorcycles and sidecars.
• 35% Efficient Hybrid Engine - Internal combustion engine designed to extend range in plug-in hybrid electric vehicles.
• Mikuni Carbureted V4 - V4 engine with four Mikuni carbs, CDI ignition, and 6-speed cassette transmission for racing.

Reputation

Swissauto is regarded by motorsport enthusiasts for its innovative V4 engines that powered competitive Grand Prix machines and sidecars. Professionals value its high-performance engineering, particularly in two-stroke technology. Post-acquisition by Polaris, its independent brand recognition has diminished.¹³