January 1963 the first time Pukekohe was used for the New Zealand Grand Prix
Here are Trap speeds taken by Auckland Car Club on the back straight for the various fields of cars.
The McLoughlin Ruddspeed 3000 features as the the Yeats Orchid Special.

Thanks to Kelvin Brown for the images;

Name:  Pukekohe 1963 #23 January 63 Speeds and entries P1 Kelvin Brown .jpg
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Name:  Pukekohe 1963 #24 January 63 Speeds and entries McLaughlin AH P2 Kelvin Brown .jpg
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Name:  Pukekohe 1963 #25 January 63 Speeds and entries Yeats Orchid P3 Kelvin Brown .jpg
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