Saturday, May 4, 2024

Model A hop-up. Ruckstell cylinder head

The Ruckstell high compression Power Head made use of new heat resistant aluminum alloys and raised the compression to a heady 4.9-1, (big numbers pre-leaded fuel) It was said to raise horsepower to 50.5 at 2400 rpm while providing a weight reduction too.


 


1 comment:

  1. Hallo, Lesetoff für alle : https://www.oldclassiccar.co.uk/

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