'Open loop mode' presentation slideshows

pattakon VVAs A solution for the idling problem of the known throttle-less VVAs. Mechanical VVAs with independently vari

pattakon VVAs A solution for the idling problem of the known throttle-less VVAs. Mechanical VVAs with independently variable lift and duration. Mechanical VVAs without valve springs (desmodromic) for racing engines. To the point

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