Vortex Generator -- do they actually work?
Vortex Generator -- do they actually work?
It works wonder for creating an intake restriction to slightly lower horsepower, so that probably leads to a slight increase in milage (maybe). Basically it's all BS. These things (like the Turbonator) are all a scam to get your money. If it was so easy to get the power and performance gains why wouldn't every car come with them from the factory, especially seeing as they're so cheap?
Ooooh... I didn't think about that method of "increased mileage" - can I sell a restrictor plate for FCs that "Improves fuel economy by 30%*" for $40? 
*during sustained wide open throttle runs
-=Russ=-

*during sustained wide open throttle runs
-=Russ=-
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Its a restriction, and utterly useless. The only thing you want to 'swirl' in any engine is in the combustion chamber. Those fins will add turbulence with those sharp edges, messing up flow.
Does this even help on a piston engine? A friend of mine put one in their honda and they swear that its has more "pep." I told her shes an idiot and that she just wasted some money for no gain and a possible decrease.
There have been multiple threads about these I think and I believe it was proven to cause power loss on a rotary.
There have been multiple threads about these I think and I believe it was proven to cause power loss on a rotary.
People see what they want to see, hear what they want to hear and feel what they want to feel. If they "know" that this product will make the car faster, then they'll think it's true, even if it's not. That's the power of perception, and why instrumented tests are invaluable.
It won't make any difference with piston vs. rotary for how it performs, it's still a restriction.
It won't make any difference with piston vs. rotary for how it performs, it's still a restriction.
i cant believe no one has just freakin dyno'd it already. I mean if i had a dyno layin around i could use for free i'd try it just to prove it wrong once and for all. I'd also dyno one of those fuel rail magnets haha
I thought it would restict myself but I have heard from so many others that that they work but then the other half say it is a waste. I just wondered. I guess it is supposed to push the air with some force through the intake pipe and into the throttle body. Forcing air into the throttle body would increase horse power correct?
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streetlegal?
New Member RX-7 Technical
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Mar 17, 2022 02:46 PM







