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What would you rather have: ls1 or single turbo

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Old 12-24-03, 01:28 PM
  #51  
3rd motors a charm I hope

 
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Nothing like bringing this thread back from the grave. Single turbo all the way. Why get rid of the heart and soul of the RX7 when you can intensify it instead.
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Old 12-24-03, 01:47 PM
  #52  
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Originally posted by tbielobockie
Ummm lets see... the LS1/LS6 engines make huge amounts of torque from about 1200rpm to redline and they do it with instant throttle response.

You're car is flat on it's face until 4000rpm.

And.. it'd unreliable.
rx-7's are NOT flat on thier face till 4000 RPM, they get 90 pct of the torque by 2500 rpm. Im not saying its anything like a V8 on the low end, but with it has very light weight and good usable torque. Get over it.
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Old 12-24-03, 01:49 PM
  #53  
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LS1 of course but I'm just gong to buy jimlabs car. If I can save $100 a month for 20 years with a 10% return I should have enough money that Jim just want be able to resist my offer. The only real problem that could foil my plan is will Jim have enough time to complete the project. One should always be conservative in these matters so I will make it 50 a month for 30 years
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Old 12-24-03, 02:00 PM
  #54  
Z06 powered FD

 
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When Jim finishes his project he will have the only FD in the world!

Are you saying that if you remove the 13b, you have a worthless car?

Our cars still looks up to date, interior is still badass and up to date, handles better then 99% of cars out there, and will be fast and unique no matter what motor is in it. I'm all for the LS1 swap for someone who has blown a few motors.
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Old 12-24-03, 02:03 PM
  #55  
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When Jim finishes his project he will have the only FD in the world!

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Old 12-24-03, 02:13 PM
  #56  
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I see it this way, you don't see anyone trying to put a 13B or any other rotary in a Camaro. Why You may ask? because all Camaro's except the 67-69 are POS's. The LS1 is a good motor but the heart of the FD is it's rotary engine. Single Turbo all the way. Chevy guys try to put chevy motors in almost everything because since the muscle car era Chevy can't make a decent car. Well maybe the Z06 that's ok. Just my 2cents.
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Old 12-24-03, 02:34 PM
  #57  
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im so tired of the "heart and soul" argument....if it doesnt kill the weight distribution or overall weight of the car then who the hell cares. honestly.

I did all i could to add umpf down low in the power band. ball bearing turbos..tuning....etc...

my car screams pretty good when its at full boost and in its power band peak....drive a sportscar with a full powerband and you will understand the weakness of the rotary.

I drove a 2003 lamborghini murcielago a few months back. I even ran him in my car (held dead even with him in through second gear when we had to merge into traffic)...however the low end response of that car feels like the peak power of mine. the power is all over the entire power band. I realize that is not an ls1. However, the point is the same. The rotary engine plus turbo lag equals a much narrower power band than a nicely built piston engine like the ls1.

it is fun to own a rotary...kicking v8 peeps asses with a 1.3 is completely fun. i love my car. honestly though, I researched doing the engine swap about four or five years ago before these forums were even around and had no help. had hinson been doing what they are doing now back then, I would have done it.

my car is strong right now..has been for a while...however if it goes...after all my tuning..and all my modding precision...Im done. its v8 for me.


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Old 12-24-03, 04:23 PM
  #58  
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I'm tired of hearing the "you'll kill the handling" argument as well. I finally finished my ls1 conversion, and in a couple of weeks I'll have a chance to weigh it. In the meantime, anyone in my local area is welcome to stop by and check it out and go for a ride.

I think that you'll find that the handling isn't compromised at all, and that there is useable power everywhere.

Is the swap for everyone? No, it's not. Someone that is a rotary enthusiast/zealot will never accept or understand what I've done to my car. I've "killed its soul" in their eyes.

Anyone who is a "car guy" though should appreciate what kind of fun light weight and tons of torque can provide.

Seriously though, if you're on the west coast (WA, OR, or northern Cali) and you're at all curious about the car drop me a PM or an email and we'll hook up if possible. I also plan on taking my car to the dragstrip from time to time as well as autocrossing it, so if you want to tag along under a performance situation I can hook you up there too.
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Old 12-24-03, 04:34 PM
  #59  
It's never fast enough...

 
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You know what I really wanna see?
A 500hp V8 FD against a 500hp 13b FD on a 1/4, then on a road coarse, and then on an SCCA track.

I think it's only fair
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Old 12-24-03, 07:01 PM
  #60  
Z06 powered FD

 
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IMO GM has never made a good car, but always made good longblocks.
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Old 12-24-03, 07:06 PM
  #61  
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Originally posted by Flybye
You know what I really wanna see?
A 500hp V8 FD against a 500hp 13b FD on a 1/4, then on a road coarse, and then on an SCCA track.

I think it's only fair
agreed
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Old 12-24-03, 10:24 PM
  #62  
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Originally posted by Flybye
You know what I really wanna see?
A 500hp V8 FD against a 500hp 13b FD on a 1/4, then on a road coarse, and then on an SCCA track.

I think it's only fair
500hp fd....even narrower of a power band on the rotary yes? nothing below 4k most likely due to the size of the single needed to hit those numbers....my money would be on the v8 fd in all instances.




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Old 12-24-03, 10:27 PM
  #63  
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Originally posted by Fumanchu
The heavier part has been disproven numerous times.
And the CG/polar moment of inertia part? What about that?

That's right. While the weight may be the similar or even less, the distribution of the weight is definitely not the same. I can mount my engine outside of the hood, and have the same weight. Do you think the handling will suffer? Hell yes.

Last edited by clayne; 12-24-03 at 10:30 PM.
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Old 12-24-03, 10:29 PM
  #64  
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Originally posted by artguy
500hp fd....even narrower of a power band on the rotary yes? nothing below 4k most likely due to the size of the single needed to hit those numbers....my money would be on the v8 fd in all instances.




j
Artguy, one of these days you're really going to have to learn how to down-shift my friend.
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Old 12-24-03, 11:49 PM
  #65  
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I am not against an LS1 conversion and i actually thought about it but then i though that the part that makes our cars special and unique is that rotary engine with all the disadvantages it may has if you compare it with the LS1. I bought a rotary engine car, why change it?? V8's are common, rotary engines are very rare and that's what makes us all having a unique car.

Also an RX7 with V8 sound??? That's just not correct.
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Old 12-25-03, 12:33 AM
  #66  
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Originally posted by clayne
Artguy, one of these days you're really going to have to learn how to down-shift my friend.
clayne one of these days you are gonna have to race me so I can send you crying home to mama.



big singles dont allow for too much fun within normal speed limits. That is a fact. If you are enjoying your powerband in the city on either a big single or even 99 percent of the non seq fd's, then you are speeding. a wider power band allows one to enjoy the car anywhere. simple.



a wide power band is king.


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Old 12-25-03, 01:26 AM
  #67  
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ill never understand why pple would do such swaps ..but yah what ever floats your boat and put a chevy engine in a ford while u guys at it..lol so single turbo :P

Last edited by fd3s93; 12-25-03 at 01:38 AM.
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Old 12-25-03, 03:06 AM
  #68  
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Well..I'm thinking about doing the EXACT same thing. Brian Hinson has a really nice car, and I've seen it go. Man it's a fast sucker. Sure it doesn't sound like a Rotary, but why give a crap about a sound? V8 Sounds good too

"Heart and soul" ....Well some Rx7s need a heart transplant, or their souls will be living in a junk yard . Why would you put the same heart back in a person, when you could put a better performing heart in a person. Makes yah last longer so you can enjoy life better

I'm still deciding if I want to be a rotard. I want to see Races between a 450-500 HP 13BREW FD and LS1 FD. AutoX and everything. Keep a tally, and whoever wins that's the way I'll go

I do have one thing to say, I don't care if it's bias, but
THE MAZDA RX7FD is the MOST BEAUTIFUL CAR EVER

Last edited by Phantom Driver; 12-25-03 at 03:08 AM.
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Old 12-25-03, 03:21 AM
  #69  
They say I'm evil?

 
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NO NO NO..Let's really throw this for a loop.

What about a Rensis????

So it's 13brew Vs Ls1 VS Rensis.. THE DECISIONS.

But I'd got Ls1 deff before a 20b
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Old 12-25-03, 03:35 AM
  #70  
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those who dont want a LS1 have obviously never driven one, that or they dont really have fd's/rotary powered cars...
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Old 12-25-03, 04:30 AM
  #71  
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FB owner here, giving my opinion

I guess can't really blame some of you guy's for doing the swap, because I don't now what It feels like to blow 4 rotary engines. I've had my car for 10years now and I've only blown 1 motor last year (I went turbo ) But now that I got Microtech I hope to install 60-1 and tune for about 300whp<--------should be unough or my little car

500hp fd....even narrower of a power band on the rotary yes? nothing below 4k most likely due to the size of the single needed to hit those numbers
I don't think you need that much power to go fast around a track.

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Old 12-25-03, 05:29 AM
  #72  
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I wonder why the Australian guys are able to tune turbo rotaries for high horsepower yet still have reliable engines..
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Old 12-25-03, 06:03 AM
  #73  
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I'll do a V8 swap when the cost of a swap cost me $90...the cheapest rebuild I have done myself.
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Old 12-25-03, 09:44 AM
  #74  
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i want a b16 that 13b with my t-78 ain't just fast enuf. merry xmas. kvn
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Old 12-25-03, 10:17 AM
  #75  
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Just picked up my b18c5 for my FD3s 2 nights ago,,,, well for my del slo

Merry Christmas as well!!!!
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