# Koenigseggggggggg **URL:** https://forums.speedlife.net/t/koenigseggggggggg/266322 **Category:** Shift518 Automotive **Created:** [February 25, 2013, 6:32am UTC](https://forums.speedlife.net/t/koenigseggggggggg/266322 "2013-02-25T06:32:26Z") **Posts on this page:** 1 **Showing post:** 6
### Author: ![pitman](https://avatars.discourse-cdn.com/v4/letter/p/4da419/32.png) [@pitman](https://forums.speedlife.net/u/pitman) #### Post date: [February 26, 2013, 8:09am UTC](https://forums.speedlife.net/t/koenigseggggggggg/266322/6 "2013-02-26T08:09:42Z")
> [@PS3 Crew: full GT5 not until 2010 (maybe), PSP GT4 Mobile in 2011](https://forums.speedlife.net/t/ps3-crew-full-gt5-not-until-2010-maybe-psp-gt4-mobile-in-2011/51679/5): > > If I recall, F1 engines or some other big race engines use solenoids to open/close the valves. Hence revving to 17k+. i think they use pneumatic valve actuation. not spring operated valves [http://scarbsf1.com/valves.html](http://scarbsf1.com/valves.html) > **[F1 Engine Power Secrets - Pure Luck Design](http://pureluckdesign.com/ferrari/f1engine/)** > > A time traveler from 50 years ago would find today’s Formula 1 cars radically different, but would be equally surprised at the relative lack of change in engine technology. Turbochargers have come and gone and there hasn’t been a switch to two-stroke... but they do have cams. they use the air to shut the valve quicker and open it faster. still use a cam. just without a srping. [http://www.f1technical.net/forum/viewtopic.php?p=6216](http://www.f1technical.net/forum/viewtopic.php?p=6216) also some new regulations in f1. alot of the cars dont have the great tech anymore. they call them “naked” f1 cars. they even have a rev limit now. --- _[View the full topic](https://forums.speedlife.net/t/koenigseggggggggg/266322)._