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BIKELAND > FORUMS > ZX12R ZONE.com > Thread: More Presssure in Air Box and Snorkel NEW TOPIC NEW POLL POST REPLY
supra5677


Pro
Posts: 1279
posted January 09, 2010 11:25 AM        
More Presssure in Air Box and Snorkel

Anybody have any ideas how to get more ram pressure in the air box.. I believe Psycho1122
got a maximum of .824psi at wide open throttle.. Any ideas?

supra

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Shane661


Needs a life
Posts: 11494
posted January 09, 2010 11:37 AM        
.82 psi...at what road speed?
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ZuminaZX


Expert Class
Posts: 128
posted January 09, 2010 03:42 PM        
perhaps removing the resonators from the ram air tubes.
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KZScott


Needs a life
high on speed
Posts: 7235
posted January 09, 2010 05:21 PM        
drive faster
____________
01 ZX-12R 8.84 @ 156.3 no bars, DOT tires. Pump Gas, NA.... turbo 8.47 @ 164.
00 ZX-12R 8.62 @ 165.2 no bars, slicks, Pump Gas, 55 shot.... turbo 8.32 @173
00 ZX-12R Fastest NA Kawasaki in the world 1: 222.046 1.5: 226.390 Loring AFB
00 ZX-12R street turbo 1: 227.9 1.5: 234.1 Loring AFB
00 ZX-12R LSR turbo 1: 263.1 1.5: 266.5 Loring AFB Worlds fastest ZX-12R
CMG Racing RCC Turbos

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supra5677


Pro
Posts: 1279
posted January 09, 2010 06:15 PM        
I removed the resonators from the ram air tubes and sealed them up with plexi glass. Made the intake roar louder not sure I gained any power. Air tech streamlining makes a special air box for a zx7rr. They add a 3rd ram air duct under neath the existing snorkel. What to you all think?

supra

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KZScott


Needs a life
high on speed
Posts: 7235
posted January 09, 2010 06:18 PM        
i think there are far easier and proven ways to make more power. the larger "monster" snorkel never worked well
____________
01 ZX-12R 8.84 @ 156.3 no bars, DOT tires. Pump Gas, NA.... turbo 8.47 @ 164.
00 ZX-12R 8.62 @ 165.2 no bars, slicks, Pump Gas, 55 shot.... turbo 8.32 @173
00 ZX-12R Fastest NA Kawasaki in the world 1: 222.046 1.5: 226.390 Loring AFB
00 ZX-12R street turbo 1: 227.9 1.5: 234.1 Loring AFB
00 ZX-12R LSR turbo 1: 263.1 1.5: 266.5 Loring AFB Worlds fastest ZX-12R
CMG Racing RCC Turbos

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supra5677


Pro
Posts: 1279
posted January 09, 2010 06:39 PM        
true.. Im bored need new project
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KZScott


Needs a life
high on speed
Posts: 7235
posted January 09, 2010 06:43 PM        
port your head
____________
01 ZX-12R 8.84 @ 156.3 no bars, DOT tires. Pump Gas, NA.... turbo 8.47 @ 164.
00 ZX-12R 8.62 @ 165.2 no bars, slicks, Pump Gas, 55 shot.... turbo 8.32 @173
00 ZX-12R Fastest NA Kawasaki in the world 1: 222.046 1.5: 226.390 Loring AFB
00 ZX-12R street turbo 1: 227.9 1.5: 234.1 Loring AFB
00 ZX-12R LSR turbo 1: 263.1 1.5: 266.5 Loring AFB Worlds fastest ZX-12R
CMG Racing RCC Turbos

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Bigbore4


Zone Head
Posts: 806
posted January 09, 2010 07:18 PM        
TURBO!!!!
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shiphteey


Needs a job
Posts: 2529
posted January 09, 2010 08:12 PM        
All those cost money. How about remove all the heavy crap on your bike that you don't really need...and lose weight yourself....big difference and its absolutey free.
____________
Gemini Motorcycles

Topping out everything from Ninja 250s to nitrous ZX-14s.

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supra5677


Pro
Posts: 1279
posted January 10, 2010 09:50 AM        
I'm only 160 pounds no weight problem there I come up with something..
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KZScott


Needs a life
high on speed
Posts: 7235
posted January 10, 2010 10:45 AM        
porting my head cost me about $20 and a headgasket(and a lot of hours)
____________
01 ZX-12R 8.84 @ 156.3 no bars, DOT tires. Pump Gas, NA.... turbo 8.47 @ 164.
00 ZX-12R 8.62 @ 165.2 no bars, slicks, Pump Gas, 55 shot.... turbo 8.32 @173
00 ZX-12R Fastest NA Kawasaki in the world 1: 222.046 1.5: 226.390 Loring AFB
00 ZX-12R street turbo 1: 227.9 1.5: 234.1 Loring AFB
00 ZX-12R LSR turbo 1: 263.1 1.5: 266.5 Loring AFB Worlds fastest ZX-12R
CMG Racing RCC Turbos

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psycho1122


Pro
Posts: 1608
posted January 12, 2010 05:57 AM        
I would be sure to follow the primary rule......

This basic rule of a pressurised airbox's "intake pipes" as stated in Kevin Cameron's "Sportbike Performance Handbook",pg 51-line c. states.............................
"The intake pipes MUST enlarge gradually as they approach the box, not enlarge suddenly from a small diameter. Sudden enlargements waste alot of ram pressure. The angle of ENLARGEMENT should not exceed 10 degrees."

If I remember right......... the 00', 01' 12's system gained about half the .824 lb. over ambient pressure on the road over 150 mph. The other half is what the system gives you over static on the dyno. (System overcomes vaccume from engine intake).
____________
You say PSYCHO like it's a BAD thing!!

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shiphteey


Needs a job
Posts: 2529
posted January 12, 2010 11:17 AM        
quote:
I'm only 160 pounds no weight problem there I come up with something..


You are 40 lbs overweight!
____________
Gemini Motorcycles

Topping out everything from Ninja 250s to nitrous ZX-14s.

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ZuminaZX


Expert Class
Posts: 128
posted January 13, 2010 05:38 PM        
quote:
quote:
I'm only 160 pounds no weight problem there I come up with something..


You are 40 lbs overweight!


you are 60lbs underweight

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2000redrocket


Pro
Posts: 1662
posted January 15, 2010 05:48 PM        
ship has to stay away from high winds and storm grates.
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aliveagain


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Posts: 5033
posted January 15, 2010 08:35 PM        
My nitrous bottle is bigger then Shiphteey.
____________
I wondered why the baseball kept getting bigger. Then it hit me.

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KZScott


Needs a life
high on speed
Posts: 7235
posted January 16, 2010 08:44 AM        
quote:
My nitrous bottle is bigger then Shiphteey.


so is his

i wish i could be that size on race days....
____________
01 ZX-12R 8.84 @ 156.3 no bars, DOT tires. Pump Gas, NA.... turbo 8.47 @ 164.
00 ZX-12R 8.62 @ 165.2 no bars, slicks, Pump Gas, 55 shot.... turbo 8.32 @173
00 ZX-12R Fastest NA Kawasaki in the world 1: 222.046 1.5: 226.390 Loring AFB
00 ZX-12R street turbo 1: 227.9 1.5: 234.1 Loring AFB
00 ZX-12R LSR turbo 1: 263.1 1.5: 266.5 Loring AFB Worlds fastest ZX-12R
CMG Racing RCC Turbos

  Ignore this member   
Phantom13


Zone Head
Posts: 736
posted January 18, 2010 05:51 AM        
You're all just jealous! lol


.............I know I am!!!!
____________
"The only place Success comes
before Work is inside the Dictionary."

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