did they manufacture any sportscars that were used in professional racing events?
Australian touring car
Holden
Australian touring car 
when was the first holden made in australia 1948 what is holden? Holden, formerly known as General Motors-Holden, is an Australian automobile marque and former automobile manufacturer, which manufactured cars in Australia before switching to importing cars under the Holden brand. when was it first established? The company was founded in 1856 who was involved in laying the company's foundation? James Alexander Holden where was it established at that time? Adelaide what was the initial business at the time of its establishment? A saddlery business did the founder have anyone from his family who was involved in this mentioned business? J A Holden's eldest son Henry James (HJ) Holden in which year did general motors become a part of this company? 1931 name some vehicle models manufactured by this company who established in 1856. Austin, Chrysler, DeSoto, Morris, Hillman, Humber, Hupmobile, and Willys-Overland, as well GM cars which countries did they export their vehicles to? New Zealand, The Middle East, Fiji and South Africa
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Holden [SEP] Motorsport
Holden has been involved with factory backed teams in Australian touring car racing since 1968. The main factory-backed teams have been the Holden Dealer Team (1969–1987) and the Holden Racing Team (1990–2016). Since 2017, Triple Eight Race Engineering has been Holden's factory team. Holden has won the Bathurst 1000 32 times, more than any other manufacturer, and has won the Australian Touring Car and Supercars Championship title 20 times. Brad Jones Racing, Charlie Schwerkolt Racing, Erebus Motorsport, Matt Stone Racing, Tekno Autosports and Walkinshaw Andretti United also run Holden Commodores in the series.