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  • Im the one and only
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Remember the first lot of PWR Intercoolers.Pressure loss issues :spoton: So if it can play a part in lag due to filling a larger volume of air.Its been tested

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Ah ok, didnt know about that... I was just thinking more of how the pipe would effect a stock set up. The PWR is massive compared to the stock IC isnt?

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  rboksic said:

bigger pipe work should increase lag as you have more volume to fill.

wrong.

more resistance, more lag.

less resistance, less lag.

bigger pipe, less resistance, less lag. Maybe not more power, but better spool and response..

Blow a baloon up thru a normal straw..

Blow a baloon up thru a mackas thickshake straw..

which baloon goes up quicker, the small straw, or the big straw..

simple.

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  F6 UTE said:
  rboksic said:

bigger pipe work should increase lag as you have more volume to fill.

wrong.

more resistance, more lag.

less resistance, less lag.

bigger pipe, less resistance, less lag. Maybe not more power, but better spool and response..

Blow a baloon up thru a normal straw..

Blow a baloon up thru a mackas thickshake straw..

which baloon goes up quicker, the small straw, or the big straw..

simple.

Well said.

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  RAP1D said:
  F6 UTE said:
  rboksic said:

bigger pipe work should increase lag as you have more volume to fill.

wrong.

more resistance, more lag.

less resistance, less lag.

bigger pipe, less resistance, less lag. Maybe not more power, but better spool and response..

Blow a baloon up thru a normal straw..

Blow a baloon up thru a mackas thickshake straw..

which baloon goes up quicker, the small straw, or the big straw..

simple.

Well said.

So you are saying that by fitting a 100mm pipe in place of the 50mm pipe

wont cause any lag because it can flow better?

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  rboksic said:
  RAP1D said:
  F6 UTE said:
  rboksic said:

bigger pipe work should increase lag as you have more volume to fill.

wrong.

more resistance, more lag.

less resistance, less lag.

bigger pipe, less resistance, less lag. Maybe not more power, but better spool and response..

Blow a baloon up thru a normal straw..

Blow a baloon up thru a mackas thickshake straw..

which baloon goes up quicker, the small straw, or the big straw..

simple.

Well said.

So you are saying that by fitting a 100mm pipe in place of the 50mm pipe

wont cause any lag because it can flow better?

To quote Simon from Nizpro, years ago......

"The best size for a plenum is no plenum.. but that's not practical, so we make do with what we can"..... or something to that effect.

obviously there is a fine balance between fill and efficiency. a 4" pipe in the place of a 1" pea shooter is not going to do much good.. except/but..............

you have to remember with the piping increase comes a rise in boost pressure.

Increased boost, increased volume.. Increased volume, decreased boost..

Air-con systems work on volume, not pressure.. air flow with volume, not pressure is more beneficial.. Decrease the pressure, increase the volume..

Less pressure on the turbo blades, the easier it spins, the easier/sooner it creates boost, the more boost, the more volume.. More volume more restriction..

am I repeating myself yet..

Getting back to the balloon theory..

The straw has to be of a volume whereas the balloon will still fill quickly, with minimal effort, yet still actually inflate the balloon and not leave too much volume of air in the straw.. If the lungs are empty, the balloon is half inflated and the straw is full, that's no good...

Best scenario is, minimal effort, straw full and balloon inflated..

:mexicanwave:

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I also think its something more along the lines of that the rest of the system is larger so the bottleneck creates a restriction, and lag. Removing it would increase flow and reduce backpressure on the turbo and lag.

Enlarging the whole system though is different, which is more what you guys are talking about...

Chris :mexicanwave:

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  Goobz said:
I also think its something more along the lines of that the rest of the system is larger so the bottleneck creates a restriction, and lag. Removing it would increase flow and reduce backpressure on the turbo and lag.

Enlarging the whole system though is different, which is more what you guys are talking about...

Chris :blink:

Yeah that's what I was refering to... just removing the bottle neck and matching it to the rest of the piping

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  RAP1D said:
  macka said:
about 45mm inside dia  :spoton:

macka

Farout, not even 2inches... is there room to sqeeze a bigger pipe in?

The biggest pipe that I've been able to get under the battery tray with out bashing and cutting anything is 65mm outside dia. 63 inside dia. It's a very tight squeeze but it will go. Or you take another path and fit 3" :spoton:

macka

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