What kind of nitrous kit fits?

ONLY for ADVANCED technical discussion about the 240sx!
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frapjap
Posts: 13175
Joined: Thu Jul 01, 2004 2:46 pm
Car: '99 Pontiac Firebird Trans Am
'07 Subaru Legacy
Location: South Coast Massachusetts

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Well, my suspension upgrading was a dead end. Soo, moving onto power mods. I've been looking all over the damned internet, but haven't found a nutrous kit that fits/is made for the ka24de. If anyone has a number or the name of the model that a provider makes, let me know. Or if you've got a used dry/wet kit for sale. Preferbly dry, but I'm not that picky. Thanks all.


robbbby
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Joined: Thu Sep 26, 2002 12:41 pm

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Ummm you don't need a kit for a 240sx, just buy whatever you need.

Silvia007
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Joined: Thu Jul 25, 2002 6:04 am
Car: 93 Nissan 240SX SE Fastback

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For the 240's considering it uses a mafs to detect air, I would think it's not that accurate when measuring nitrous injection. The best and safest way is to use a wet kit. This way you don't have to worry about your car running too lean but I would suggest getting atleast a 255lph walbro pump.

If you buy a Nitrous kit, just buy a universal one. The nissans are pretty basic on the nitrous setup. If you want a easy install and want to stick with dry because you don't want to drill your intake mani, I'd recommend a universal ZEX kit. The easiest of all nitrous kits to install.

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frapjap
Posts: 13175
Joined: Thu Jul 01, 2004 2:46 pm
Car: '99 Pontiac Firebird Trans Am
'07 Subaru Legacy
Location: South Coast Massachusetts

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Thanks a rael lot for the tips! I'm gonna keep my eyes out for a Walbro. I just bought an adjustable 50-75-100 shot dry kit from zex. Good price too. I figure if I'm going to use some sort of forced induction on my ka, I'm best off with something minimal that I can use only when I want to vs turbo or supercharging and having it boost because I went wot to get on the highway. Less chance for me to make major wear on the engine. 1 question though, should I upgrade the fuel pump, will the Walbro still act like a stock one when I am not using the nitrous? I wont run rich, will I?

Silvia007
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Joined: Thu Jul 25, 2002 6:04 am
Car: 93 Nissan 240SX SE Fastback

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Yep, it'll run just like stock. How much fuel your injectors get are controlled by the FPR. When you have a good amount of vacuum, the FPR is open all the way so most of the fuel that's pumped to the engine goes straight back to the gas tank. Once you hit the nitrous button and are at WOT, the walbro is much stronger and can get much more fuel to the engine in a quicker amount of time where as the stock, can't really do much more then stock applications.

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frapjap
Posts: 13175
Joined: Thu Jul 01, 2004 2:46 pm
Car: '99 Pontiac Firebird Trans Am
'07 Subaru Legacy
Location: South Coast Massachusetts

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What it comes down to is that the walbro delivers more reliably and consistentely than stock, especially since I DO NOT want to run lean while spraying... Great information, thanks again!


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