Top 5 cheap simple ways to make your car go faster

Enuo

Glorified Electrician
Pressure is still pressure no matter how its created :)
Well yeah, but with a 9:1 comp ratio the engine can potentially generate 9bar pressure at exhaust port, 4psi pressure is a fraction of that... the orders of magnitude are different.
 
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h701micra
Well yeah, but with a 9:1 comp ratio the engine can potentially generate 9bar pressure at exhaust port, 4psi pressure is a fraction of that... the orders of magnitude are different.
Still pressure :p
I'm travelling so reading is making me feel ill so childish remarks it is
 
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h701micra
different definitions of back-pressure doesn't help...
I think that's what's caused alot of the confusion. I still call it back pressure which is only the pull on a closed exhaust valve. Not the gas flow which is what matters
 
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