G'day guys,
just having a look at the bikes intake, under the head light where those air intake slots are, it actually seems to be all closed off and 2 little tubes are what suck in the air.
My question is can u open those slots right up to get more air in? or is it best just leaving it how it is ?
Has anyone attempted it before ? wat results did people get?
Cheers,
Nick
zx9r 99 (C model) intake
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zx9r 99 (C model) intake
ZX-2R '88 -> ZX636 '06 -> ZX-9R '99 -> ZX-10R '04 -> Z1000 '03 -> ZX-10R '04 -> ZX-10R '08
Re: zx9r 99 (C model) intake
The two little tubes inside the ram-air ducts are the carb balance tubes that equalise the pressure on the carbs to compensate for the ram-air pressurising the airbox. The main body of air is still going through the larger ducts and into the airbox.
Leave them as they are and don't forget to reconnect them if you ever take the fairings off otherwise it will run like shit and get worse the faster you go.
Leave them as they are and don't forget to reconnect them if you ever take the fairings off otherwise it will run like shit and get worse the faster you go.
'13 Z1000, '76 Z650+,'91 KLR250, '95 ZX6R Racebike
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Re: zx9r 99 (C model) intake
Mick C wrote:The two little tubes inside the ram-air ducts are the carb balance tubes that equalise the pressure on the carbs to compensate for the ram-air pressurising the airbox. The main body of air is still going through the larger ducts and into the airbox.
Leave them as they are and don't forget to reconnect them if you ever take the fairings off otherwise it will run like shit and get worse the faster you go.
Spot on Mick.

Kawasaki Z1000r 2012
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Re: zx9r 99 (C model) intake
Why would you wanna fix what isn't fucked anyways?? Ya hear every man and their dog say "Ya gotta love the 9"
A good mate will bail you out of jail, a true mate will be sitting in the cell next to you saying "Damn, we fucked up!!!"
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Re: zx9r 99 (C model) intake
What would heMick C wrote:The two little tubes inside the ram-air ducts are the carb balance tubes that equalise the pressure on the carbs to compensate for the ram-air pressurising the airbox. The main body of air is still going through the larger ducts and into the airbox.
Leave them as they are and don't forget to reconnect them if you ever take the fairings off otherwise it will run like shit and get worse the faster you go.


Actually what they do is this -
Because the "Ram Air" system imparts such a force on the carb slides it causes them to jam / stick in their guides because of the air pressure against them. These tubes do something magical and balance this positive force with a negative - Yin Yang / The force, Dark side - kinda stuff and make the Kawasaki motorbicycle propel itself ever faster towards the horizon.
In short Saki don't mess with them they hold a mysterious power

I got a sweater for my birthday. I realy wanted a moaner or a screamer.


Re: zx9r 99 (C model) intake
Slow and wobbly wrote:What would heMick C wrote:The two little tubes inside the ram-air ducts are the carb balance tubes that equalise the pressure on the carbs to compensate for the ram-air pressurising the airbox. The main body of air is still going through the larger ducts and into the airbox.
Leave them as they are and don't forget to reconnect them if you ever take the fairings off otherwise it will run like shit and get worse the faster you go.know? Those tubes are actually photon collectors for the flux capacitor. He's just spinning the factory line of "carburettor balance tubes"
.....
Bugger, you caught me out


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Re: zx9r 99 (C model) intake
k sounds all good thought i would ask before hand!
thanks guys

thanks guys
ZX-2R '88 -> ZX636 '06 -> ZX-9R '99 -> ZX-10R '04 -> Z1000 '03 -> ZX-10R '04 -> ZX-10R '08