2si is an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 engine manufacturer located in Beaufort, South Carolina

Beaufort, South Carolina

Beaufort is a city in and the county seat of Beaufort County, South Carolina, United States. Chartered in 1711, it is the second-oldest city in South Carolina, behind Charleston. The city's population was 12,361 in the 2010 census. It is located in the Hilton Head Island-Beaufort Micropolitan...

. The company is a wholly owned subsidiary of the AMW Cuyuna Engine Company, formerly known as the Cuyuna Development Company.

The company acquired a line of two-stroke engines that were originally designed and produced by JLO of Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 and marketed them under the Cuyuna brand name for snowmobile

Snowmobile

A snowmobile, also known in some places as a snowmachine, or sled,is a land vehicle for winter travel on snow. Designed to be operated on snow and ice, they require no road or trail. Design variations enable some machines to operate in deep snow or forests; most are used on open terrain, including...

 and later ultralight aircraft use. Later Cuyuna formed a subsidiary Two Stroke International, commonly known as 2si, to produce and market the engine line. Cuyuna no longer sells engines for aircraft use, but instead markets them for industrial, marine, auto racing

Auto racing

Auto racing is a motorsport involving the racing of cars for competition. It is one of the world's most watched televised sports.-The beginning of racing:...

, kart and all-terrain vehicle

All-terrain vehicle

An all-terrain vehicle , also known as a quad, quad bike, three wheeler, or four wheeler, is defined by the American National Standards Institute as a vehicle that travels on low pressure tires, with a seat that is straddled by the operator, along with handlebars for steering control...

 applications.

Engines

• 215
  2si 215
  |-Specifications :-See also:...
  
   - aircraft, multifuel, industrial engine
• 230
  2si 230
  |-See also:...
  
   - aircraft, multifuel, industrial engine
• 340 - aircraft engine
• 430 - aircraft and snowmobile engine
• 460
  2si 460
  |-See also:...
  
   - aircraft, multifuel, marine, industrial and sport vehicle engine
• 500 - sport vehicle engine
• 540
  2si 540
  |-See also:...
  
   - aircraft and sport vehicle engine
• 690
  2si 690
  |-See also:...
  
   - aircraft, marine, industrial engine
• 808
  2si 808
  |-See also:...
  
   - aircraft engine

See also