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FD3S Non-Turbo

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Old Feb 12, 2004 | 02:48 PM
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FD3S Non-Turbo

Hi,

I've got a 3rd gen with a rebuilt motor and in need of 2 new turbos. I would like to turn this into a non-turbo car (don't worry I can use my other 3rd gen as my toy).

I have heard from word of mouth that this has been done with the 13B-REW, i would rather not do an engine swap for the 13b if i don't have to.

Thank you for your time.
Tony
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Old Feb 12, 2004 | 03:00 PM
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I would imagine you would need a totally new ECU, basically your looking at a lot more of an expense to make the car non-turbo than it would be to just have the turbos rebuilt.
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Old Feb 12, 2004 | 03:01 PM
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Take the turbos and all other related hardware off, put on an NA Header and get some engine mangement that can be programmed for decent NA maps and you'll be done. It'll be a huge waste of money though, there's really no point to it as you'll just lose power throughout the entire powerband and spend money to get there.
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Old Feb 12, 2004 | 03:02 PM
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retarded.
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Old Feb 12, 2004 | 03:04 PM
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It'll be more expensive to turn the 13B-REW into a non-turbo motor instead of rebuilding the turbos....WOW!
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Old Feb 12, 2004 | 03:09 PM
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buy a different car.
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Old Feb 12, 2004 | 03:15 PM
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someone take this man's car away from him
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Old Feb 12, 2004 | 03:15 PM
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One more thought, may I use the ECU, NA Header, and engine mangement system from the FC3S?

Tony
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Old Feb 12, 2004 | 03:20 PM
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Originally posted by db7am
It'll be more expensive to turn the 13B-REW into a non-turbo motor instead of rebuilding the turbos....WOW!
More expensive and less fun, sounds like a good plan.
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Old Feb 12, 2004 | 03:20 PM
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there is a guy in the "parts for sale" forum selling some stock turbos.

he's asking 275

get some pics from him and keep the damn thing turbo!!!

*OR*

SELL ME YOUR CAR BECAUSE I NEED ANOTHER 3RD GEN TO PLAY WITH.
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Old Feb 12, 2004 | 03:23 PM
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Your best bet would to just buy a FC N/A Engine, and get the ECU and wiring harness. It would probably be pretty easy, just dont know the logic in doing it unless your shooting for reliability factors. Which then, I guess is somwhat understandable, other than the fact your making a discgrace of the amazing engineering and improvements that went into the design of the FD.

Last edited by Spool Up; Feb 12, 2004 at 03:28 PM.
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Old Feb 12, 2004 | 03:27 PM
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it's not fair to the image of the rx7 for you to severely cripple it's power potential
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Old Feb 12, 2004 | 03:31 PM
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From a RELIABILITY point of view... I mean he does have 2 FD's
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Old Feb 12, 2004 | 03:35 PM
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Buy a NA FC, its too expensive and too pointless to do "right"
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Old Feb 12, 2004 | 03:50 PM
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The FC engine mounts aren't in the right place to go into the FD, and the FC ecu would not plug up to the FD harness. If you were looking for a temporary way to drive your car around NA till you got some money, you could possibly put a modified racing beat header on the FD, but then you'd have to cap off or loop the oil feed/return and coolant feed/return lines. The car would run on the stock ecu, but it would be slow as ****. You could buy a programable ecu and tune it NA, but it would still be slow as ****. If your only problem is turbos, get a used pair, or get them rebuilt. If you have more problems than that, then sell the car.
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Old Feb 12, 2004 | 04:06 PM
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Alot of people have said that the FD non-turbo will be very slow, how slow? Slower than a FC non-turbo?
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Old Feb 12, 2004 | 04:20 PM
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The NA FCs weigh a lot less than an FD does, hence even with the same power, the FD would be slower. Seriously dude, you need to really consider what you are thinking about doing. If you are hurting for cash, then sell the car, if you are trying to have a "Reliable" FD, then put a V8 in it, if you are trying to be different, then do it with a cheaper car.
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Old Feb 12, 2004 | 05:41 PM
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lets not forget that the Rotors are alot lower compression than the N/A RX7s. i think you would be very lucky to see even 100hp out of it. (some one correct me if im wrong)
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Old Feb 12, 2004 | 05:51 PM
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just buy a honda its cheaper
if you want it "reliable"...leave it stock it wont break!!!
just to give you an idea ,take the intercooler hoses off ,and drive the car ,you will notice that even my grandma on her bike is faster ,.....just not worth it
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Old Feb 12, 2004 | 06:01 PM
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Old Feb 12, 2004 | 06:03 PM
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n/a tuning...lmfao.
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Old Feb 12, 2004 | 06:32 PM
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e6b man buy a civic hatch back those things will last you forever...and save the miles from the Fd dont go NA its retarded
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Old Feb 12, 2004 | 06:36 PM
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search on ebay - I see turbos on there for less than 100.

Dave
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Old Feb 12, 2004 | 06:50 PM
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someone is smoking some serious crack. Yo, you thing you can buy me a ticket to lala land, i want to smack you in the back of the head. What did the car ever do to you??????
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Old Feb 12, 2004 | 06:58 PM
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Why wouldn't the stock ECU work properly? It works when the car is not under boost, and a N/A car is just a car that never sees boost, eh?

Might have to put some really quiet mufflers on there to mimic the exhaust restriction of the turbos, but look at the bright side: If the stock ECU does run lean, from added airflow from lacking exhaust restriction, you will still not detonate. N/As are fun like that.

I recall reading that the airplane guys scrape the turbos off of the engines and get a decent 220hp from them in N/A form. FD engines have *beeeg* ports.
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