Originally founded by Charles Floyd Sage (better known as Bill), Ray W. Harrick, Olin Freed, Marshall Davis, and Wilbut Groauman in order to make parts for Ford Motors, the company began to grow quickly after Frank Smith joined Hillsdale with an idea for a refrigerated compressor.

[8] Tecumseh Power closed its doors in February 2009 when Platinum Equity LLC announced that Tecumseh Power Company had sold certain assets of its engine business to Certified Parts Corporation, including all existing and unfinished engine parts inventory, tools to make finished product, and certain intellectual property assets.

[9] Pittsfield Township-based Tecumseh Products Co., along with units of Benton Harbor-based Whirlpool Corp., as well as Danfoss Compressors GmbH, agreed in 2013 to a settlement in a price-fixing lawsuit.

[12] On February 10, 2009, Platinum Equity LLC announced that Tecumseh Power Company had sold certain assets of its engine business to Certified Parts Corporation.

This included the sale of existing and unfinished engine parts inventory, tools to make finished product and certain intellectual property assets.

On September 1, 2010, Certified Parts Corporation (CPC) of Janesville, Wisconsin, announced it had entered into an agreement with LCT, (Liquid Combustion Technology) of Travelers Rest, South Carolina, to jointly manufacture air-cooled engines for the outdoor power equipment market.