Cars Holden EH - Improved Production racing sedan 1 - Sept 2023

[BJ911]

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Holden EH - Improved Production racing sedan - EH Holden - Australian Improved production class racing sedan in the 1960's

The Holden EH was produced by General Motors-Holden in Australia from 1963 to 1965.

A variation of the standard model was the S4 SPECIAL, which was introduced in September 1963 for racing homologation purposes.

Under the "Improved Production" rules for Australian Touring Car racing, certain modifications were allowed, especially to the engine and suspension. Many cars under these rules achieved twice the standard power output.

Unlike the Series Production rules, for basically...

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