How to kill an R1
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=ZuarnOodGRQ
****UPDATE 2**** • Loving the comments! :) Anyways, it is (well was) a Yamaha R1 engine in our Westfield-based rallycar. The datalogging plots said 5-6, even the gear indicator on there changes 5-6 - as said, in updates and description and initial replies, the engine went bang when a rod let go shifting UP. • To answer some other genius comments. Yes, it has a rev limiter, but that isn't going to do a lot when a rod lets go. • The system is using a flatshift, this is a sub 100 millisecond ignition cut to allow flat-out gearchanges. Typically they are better for dogboxes, offloading the gears while shifting giving less wear and a smoother change. • There are plenty of other videos of the car in this account, just search for wr1c! • **UPDATE** • Seems a lot of debate on the comments. As said in the description below, the engine let go on an upshift. We run full logging on the car and strip the engines ourselves so we know exactly what goes on. If anything is going to break, it's going to break when the engine goes from 14,000rpm to 9,000rpm in about 0.1s, as it did in this case. A weak engine, with the remnants of a rod in the engine bay afterwards. The fact the engine jumped out of gear earlier in the lap was an indication it was on it's way out... cheers! • **/UPDATE** • Graeme Finlayson, testing the semi-auto paddleshift. Destroying an engine. • A weak rod deciding to let go during a flat shift resulting in 24,000rpm and a dead engine... • More videos available at http://www.fluke-motorsport.co.uk/vid... • http://www.racedandrallied.com • http://www.kitcar-trader.co.uk
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