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Old 05-06-2013, 03:27 PM   #21 (permalink)
freebeard
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Quote:
No wonder Diesels are fitted with supplementary engine-braking devices.
Compression release engine brake - Wikipedia, the free encyclopedia

Quote:
The name [Jake Brake]is derived from the manufacturer, Jacobs (of drill chuck fame), and was patented 1962–1965 by Clessie Cummins.

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