2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

NA TII project idea...

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Old Oct 26, 2001 | 01:22 AM
  #1  
SM00TH976's Avatar
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From: Greenville, NC
NA TII project idea...

Tell me what you think of this. TII with solid everything but totally trashed engine. Ditch all the turbo stuff and rebuild with high compression rotors, bridgeporting, and MoTEC engine mgmt. With this the engine builder says I should have around 220 rwhp. If I gut the car it should be crazy light. Do the ususal suspension mods this would be a kick *** car for less than $10,000. Plus it's naturally aspirated so it should last a loooooong time. What do you think? I realllllly want to do it but finding the car and actually doing all this stuff would definately be a challenge. Plus my friend with the 3rd gen could help me out with a lot of the mods. (we just did the battery re-location on his a couple of days ago.) ENCOURAGEMENT AND IDEAS WELCOMED!
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Old Oct 26, 2001 | 03:37 AM
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Why not just put in a new TII motor and build it up to like 360 rwhp? Or if you like the idea of 220hp, then still use the TII motor and just build it up a little. It would still be a decently durable engine, plus you would save alot of time and money.
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Old Oct 26, 2001 | 07:05 AM
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You could also use a 86 sport or a later GTUs. Either would be light weight alternatives. Some TII's like mine are bloated with options so watch out! You name it (from the dealer) and its on my car...
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Old Oct 26, 2001 | 10:44 AM
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Re: NA TII project idea...

Originally posted by SM00TH976
Tell me what you think of this. TII with solid everything but totally trashed engine. Ditch all the turbo stuff and rebuild with high compression rotors, bridgeporting, and MoTEC engine mgmt. With this the engine builder says I should have around 220 rwhp. If I gut the car it should be crazy light. Do the ususal suspension mods this would be a kick *** car for less than $10,000. Plus it's naturally aspirated so it should last a loooooong time. What do you think? I realllllly want to do it but finding the car and actually doing all this stuff would definately be a challenge. Plus my friend with the 3rd gen could help me out with a lot of the mods. (we just did the battery re-location on his a couple of days ago.) ENCOURAGEMENT AND IDEAS WELCOMED!
Sorry to say, but a stock, or even lightly modded turbo will probably last longer than any serious (bridgeport, j, p) port n/a.. Plus, you'll get worse gas mileage, and it would be harder to drive on the streets (horrible low-end)..

How about, buy a solid T2 with a trashed engine, spend 900$ and get a new turbo engine from www.corksport.com, put on intake+exhaust+fcd, and run your 220 rwhp.. For like 2000$ over the cost of the car.

BUT, if you're serious about going n/a (as I'm considering doing with my 87se), good luck to ya! Get a base model if you can--they're REAL light to begin with.

-Tesla
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Old Oct 26, 2001 | 11:10 AM
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From: Boise, ID
But...

If he's gonna gut the car, and build it like that, something tells me that it's meant for track and autocross driving...
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Old Oct 26, 2001 | 11:31 AM
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From: Been all around this world and still call Texas home (Ft Worth)
What kinda shape is your turbo in? If its in good shape Id rebuild a mild 300hp turbo engine cause they are right (from what I have read) the porting makes a NA a beast for daily driving.

also if its in good shape you can sell it to one of us on the forum
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Old Oct 26, 2001 | 01:29 PM
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From: Greenville, NC
Ok, let me answer all of your questions. First of all I don't want a turbo. There are a hundred and one reasons for me not to want it so that's out of the question. Secondly, how many people have actually done something like this? I'm sure I'm not the first but I don't care to follow the pack with a turbo. The reason I'd be starting with a TII is because they are built up a lot more than the NA's. I think the GTU is basically a TII without the turbo, right? So that might be a candidate as well. I have no TII at the moment but there was one for sale for $600 here earlier that caught my attention. The fuel line broke and an engine fire broke out. And about the track car thing, this will not be an exclusive track car, i still want it street legal. I don't car how much of a pain in the *** it is to putter around town in, if i wanted to be comfortable i'd get a sedan. So does anyone have any ideas for anything else i should do to it?

P.S. MasterRX, since when is building up a project car about saving time or money?!:p
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Old Oct 26, 2001 | 01:54 PM
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well if you dont wanna go forced induction it sounds nice. The only other thing i could possibly think of would be roll cage, some Nitrous....oh yea, see if a Renesis would fit
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Old Oct 26, 2001 | 02:20 PM
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Originally posted by SM00TH976
Ok, let me answer all of your questions. First of all I don't want a turbo. There are a hundred and one reasons for me not to want it so that's out of the question. Secondly, how many people have actually done something like this? I'm sure I'm not the first but I don't care to follow the pack with a turbo. The reason I'd be starting with a TII is because they are built up a lot more than the NA's. I think the GTU is basically a TII without the turbo, right? So that might be a candidate as well. I have no TII at the moment but there was one for sale for $600 here earlier that caught my attention. The fuel line broke and an engine fire broke out. And about the track car thing, this will not be an exclusive track car, i still want it street legal. I don't car how much of a pain in the *** it is to putter around town in, if i wanted to be comfortable i'd get a sedan. So does anyone have any ideas for anything else i should do to it?

P.S. MasterRX, since when is building up a project car about saving time or money?!:p
The GTU basically is a TII without the turbo...and without the turbo transmission, and rear end. These parts are stronger than the n/a versions, so you may want the T2 after all to begin with.

Getting the T2 would be a good base, since you'd have the turbo engine to begin with. You need the turbo housings to do any serious n/a porting. As for the porting...the reason we say it's "hard to drive on the street" is that a big port has *NO* low end torque. Depending on the port, it will idle around 2000rpm's. It won't make any power until ~5000, and peak around 10 or 12k.. In order to spin that high, you need to do some internal mods.. Your 10,000$ figure sounds about right. However, you could get some 250-280 hp out of it, n/a. It just would only last 10-40k miles, depending on the port. The more wild the port, the more power, the less streetable, and the less reliable.

Don't get me wrong--nothing would put a bigger smile on my face than a good streetable N/A that could blow away T2's all day! My point was just that you could make it (a lot) faster, (a lot) cheaper, and (a lot) more reliable if you used a turbo.. Why exactly do you not want to use a turbo?

-Tesla
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Old Oct 27, 2001 | 08:39 PM
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From: Greenville, NC
OK, from what I was told the engine would put down about 220 hp to the wheels and still be VERY reliable. I'm sure I could coax some kind of warranty out of the guy. NA rotaries last forever. I'm sure the TEC-II would have something to do with that hp and reliablility quote the guy gave me. And about the turbo thing, I want to do something different. If I wanted to use turbo power I wouldn't pick the 2nd gen, I'd probably go with a turbo MR2. I knew there was some reason I didn't want to se the GTU's, tesla, thanks for reminding me why. And I honestly have no problem with no torque, I have driven honda's all of my life so it will feel normal. So come on guys, I know that a turbo is easy power, but what's the fun in that? Think outside the turbo!
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