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Old 10-03-11, 04:49 PM
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sc300Super
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I'm trying to set my 96 sc300, na-t single turbo (60-1 ball bearing), 400hrs. I'm wondering with stock fuel injection would be possible!! Appreciate any information.
Old 10-03-11, 10:47 PM
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i don't think you'll get 400hp out of the stock injectors.
Old 10-04-11, 08:42 AM
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Nope, not 400 with the stock injectors...you will need atleast 440cc injectors to be semi-safe..me personally I would still go slightly larger.
Old 10-04-11, 08:45 AM
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No clue, I'm not even at 200hp.
Old 10-04-11, 04:57 PM
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sc300Super
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Originally Posted by turbodremz
Nope, not 400 with the stock injectors...you will need atleast 440cc injectors to be semi-safe..me personally I would still go slightly larger.
Would 800cc will overkill?
Old 10-04-11, 04:58 PM
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sc300Super
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Originally Posted by SC300_704
i don't think you'll get 400hp out of the stock injectors.
what injectors do you have?
Old 10-04-11, 06:45 PM
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General rule of thumb with the injectors is 1cc per HP...Now I say 440's would cut it close cause there is a good chance if they are used, they arent actually flowing at their original specs. And yes 800cc is a bit on the dramatic side.

I would suggest either 470cc, or at worst 550cc..But keep in mind, with a piggy back system you can only "down tune" so much. A set of clean or new 440's may be sufficient, but get a good tune.
Old 10-04-11, 07:35 PM
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if you need a set of 440's let me know
Old 10-04-11, 09:03 PM
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na-t.com will give you some of the principles of turbocharging a 2jzge
Old 10-05-11, 12:05 AM
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Originally Posted by sc300Super
what injectors do you have?
i'm currently running PTE 525cc w/ the help of Map Ecu 2 to control them.
Old 10-05-11, 06:37 AM
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99SC42
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For 400hp the least i would run 525cc but 800cc will be just fine but i wouldn't do it on safc it's a nono

Overkill is good! it will save you money in the long run it will keep you from upgrading injectors every week or so.

On my first na-t setup i wanted 500whp , when i was ordering my injectors i realise 550cc,880cc cost the same as 1000cc and 1200cc so why spend the money twice or 3 times when you don't have to.
build your car with future goals in mind! gl
Old 10-07-11, 12:32 PM
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RC Engineering has a great worksheet to figure out injector size for your power goals and such. Peep @ http://www.rceng.com/technical.aspx
Old 10-13-11, 04:28 PM
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sc300Super
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Can I use stock rail for 800cc injectors? Does anyone know where I can get injectors and rail? thanks
Old 10-13-11, 05:45 PM
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You can use the stock rail for 400hp and the injectors have to be top feed to fit the stock na fuel rail.

I pieced my fuel kit from various places.its the best way to do it if you don t wanna pay $1600 + for a fuel setup.
Old 10-14-11, 09:16 AM
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sc300Super
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Would supra fuel pump will handle 500 to 600hp?


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