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whatto do

Old 02-16-09, 07:41 PM
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whatto do

So I just picked up a s4t2 long block and tranny. Should I put it in my FB? I kinda want to, but I just dropped $700 on a new na exhaust system... Hrm. opinions? The car is super fun as it is na. It's got too much power for the suspension setup as it is. I don't know I don't know...
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Old 02-16-09, 07:58 PM
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You just spent 700$ on a NA exhaust system? Was that like 100$ for every 1 rwhp you gained? That is just silly. There is nothing like boost. You think your car is super fun NA, you have no idea what boost is like. Make sure to bring a couple paper towels to clean up after your first pull.

$700 NA exhaust. lol nice.
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Old 02-16-09, 08:10 PM
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Whats wrong with dropping $700 on an NA exhaust? That's how much I paid for mine. There's more to an exhaust than just performance, you also buy it for looks and sound. If you wanna be cheap sure you can have one made for a couple hundred but you get what you pay for
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Old 02-16-09, 08:44 PM
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To each their own. I find it futile and borderline useless to spend money other than maintenance to get performance out of an NA motor. Unless for some reason you are racing in a specific class, just daily drive like a grandma (at witch case you would not need an upgraded exhaust), possibly have emission problems, or your aunt was killed by a stock exhaust in some freak accident, it just doesn't seem logical to spend that much money on an NA. Maybe it is just my location or I am just lucky, but I have all my exhaust (unless already close to what I want when I take it off another turbo application) custom built or modified for barely over the price of the muffler/s. I'm sure you could take that thing to a shop hyper and have someone mate it to either a stock, or after market turbo downpipe for stupid cheap. Don't let the idea of having to completely throw away your exhaust not let you enjoy how a rotary is meant to be run. Just modify the front 1/10th of the thing.

Don't get me wrong, I loved my NAs back in the day. I thought I was fast as sheit and loved it. Now days I have seen the light, and can't imagine how wrong I was. Turbo rotary has most likely ruined any other engine/NA setup for me in the future. I'm sure something else will come (most likely a turbo lsX lol) and make me feel stupid for ever messing with the wankle. :P

Do what cha want, it's your car. You asked for our opinions, you have mine.

(The whole you get what you pay for doesn't fly for me in exhaust. It's a pipe. A tube of metal..... Yes some are chromed and some are bent by different types of machines. In the end, it is a tube of metal.)
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Old 02-17-09, 12:20 AM
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I'm pretty sure Adrian does, in fact, have an idea of what boost is like.
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Old 02-17-09, 12:40 AM
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adrian is asking a question he already knows the answer to.
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Old 02-17-09, 01:07 AM
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Originally Posted by notveryhappyjack
adrian is asking a question he already knows the answer to.
Oh. lol. Sometimes a guy just needs attention.
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Old 02-17-09, 01:09 AM
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Originally Posted by TweakGames
or your aunt was killed by a stock exhaust in some freak accident
made me:

but that's all you get... zee vest, zee vest it was uzeless... no soup for you!

Love my NA... love them corners. If i want to be fast in an rx7, ill drive a volvo. hater topic hijack city started

**** love you tweak*****
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Old 02-17-09, 11:10 AM
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Well if it was a 20B NA, I can totally understand spending $700. :P
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Old 02-17-09, 11:13 AM
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Originally Posted by TweakGames
Make sure to bring a couple paper towels to clean up after your first pull.
Completely out of context.

Amen Tweak, I don't get it either..... If its not saving weight, adding downforce,
or increasing hp enough to justify said weight, I don't want it on my car. Course
I don't DD mine, so I guess I'm a pretty picky about what I get. It doesn't need
to look nice or be legal.

Adrian, just curious, but how much weight did your exhaust save/add to your set?

Opinion: Invest in your suspension first, brakes next, rebuild that S4 while ur
doing the other two, then drop it in later. You can save yourself a lot of heartache if
you build it up while you do other things, then have a good to great car to plug it into,
instead of scrambling afterwards to handle the sudden boost in performance.

Just my humble opinion, but I'd rather have a great suspension setup, with good
braking capabilities first, before hp/tq.
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Old 02-17-09, 02:21 PM
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I've built more turbo cars then i want to talk about. I know boost. I've owned 2 turbo FB's in the past. And usually the engine was jsut too much for what the chassis was capable of. That's why I decided to try my hand at a fully built NA setup. And This car makes so much power I've blown two transmissions and a LSD, so don't dis NA until you've tried it. My suspension is good, it's just a FB suspension, so it sucks... That exhaust actually gained me over 20whp. You get what you pay for, becasue NA power is all in exhaust tuning! You can buy a RB exhaust and make 125 whp or build a custom exhaust tuned for your port and make over 200whp. Hop over to the NA performance section. There are guys making 400whp with periported 13b's now. 13b Bridges making over 300whp @ only 8500 rpm is now not uncommom. Stock port guys are making over 200 to the wheels and street port guys getting clost to the 250 mark.
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Old 02-17-09, 02:52 PM
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My new exhaust is much lighter then the RB bullshit that was on the car before. It's a RE RR header with an ISC centersection, and 3" after that. It's sounds fu(king amazing and pulls happily to 8500 rpm. Oh the sweet revs of a NA 7. I guess you couldn't understand my delima until you've driven both a built na and a built boosted 13b. The brute force and torque of the streetported 13bt I had was fun, but it didn't have the pure horse power up top like my na setup. hey both are completely different driving experiances, and that's what I can't decide on. Which driving experiance I enjoied more. Plus any Turbo FB raced in any sacntioned body automatically goins into some shitty MOD class where you have to race against stupid tube chassis cars, formula carts, and such. I want to auto X the car competivly in some class.
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Old 02-17-09, 02:54 PM
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Wow, did someone actually hit 400 on an NA 13B? I remember Judge Ito figured he'd be able to get that high with his semi-PP motor with higher-compression rotors and methanol, but that was a while ago, so I don't know if he ever tried it.
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Old 02-17-09, 02:58 PM
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There are a few guys out there hitting that now. Some in Auzzyland, and a few in FL. Turned out that all the extra power was in exhaust and intake tuning. lol
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Old 02-17-09, 03:08 PM
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I'm not really surprised.

If you want my opinion, I'd build a nice NA engine. I'd like to do one myself after I've tried the boost thing for a while. I like the concept of semi-peripheral ports, maybe with a shutter valve to close off the peripheral ports at low load for smoother cruising.
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Old 02-17-09, 03:16 PM
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Well, I guess if you can't handle the power, than stick with the NA. :P lol.

I don't quite understand how you can justify "the brute force and torque of the streetported 13bt I had was fun, but it didn't have the pure horse power up top like my na setup." The NA setup is still making tons less hp than the NA up top, unless you have some weird as tiny turbo and you're revving to some ridiculous high RPM. The only way I could think that you are saying a turbo 13b setup doesn't have the pure hp up top would be because you have shitty suspension + tires and can't put the tires down. I saw your last dyno, ok cool you made some power up top as you got higher in the rpm range, but I'm pretty sure you didn't make 1/2 the power anywhere above 4000 rpm as my setup. (not trying to say I have a bigger dick or anything, I am just crushing your power up top statement.)

You can say, there are some extreme 300 rwhp bridge port NA, and 400 rwhp NA p-ports, but there are some 780 rwhp stock port turbo, and 1000+ bridge and p-port turbos also. :P

My opinion is, if you have the ability to turbo why not? What is so omg bad about it? Don't have the money? ok. Don't have the need for power? Ok. But if you are going to go race someone with any car you access to, are you going to pick your friends stock geo? Why purposely make things much harder on yourself to make power? Maybe you are just like Arron Cake; where you do things the harder way just to prove people wrong?

Other than the factors of money/income, passing emissions, simply not needing the power like 99.999% of the people, and having the time, tools, or knowledge of doing the swap or build, there are no excuses NOT to put a turbo on. If you don't have the money, have strict CA emissions, don't need the power, or don't have the time, knowledge, or tools to do a nice turbo build, then your stuck. Be happy with your NA rx7 and drive it. We would all love 4 rotor turbo p-ports, but my last name isn't Gates and I have yet to receive my bailout.

(I would like to add, that obviously there is a limit for each chassis. I have yet to be in a high powered FB (or really an FB at all) so I really can't give my opinion on that. So another thing to add to why you shouldn't is that no amount of drive skill will allow you to keep control of the car because of the sheer power, and the ridiculously old or bad suspension / technology is the limiting factor. All of which can be fixed by throwing money at it, so it again still has to do with money.)
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Old 02-17-09, 03:26 PM
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Pops some popcorn, watchin the show.
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Old 02-17-09, 03:32 PM
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Can I be tabby!?
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Old 02-17-09, 05:42 PM
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Originally Posted by TweakGames
Well, I guess if you can't handle the power, than stick with the NA. :P lol.

I don't quite understand how you can justify "the brute force and torque of the streetported 13bt I had was fun, but it didn't have the pure horse power up top like my na setup." The NA setup is still making tons less hp than the NA up top, unless you have some weird as tiny turbo and you're revving to some ridiculous high RPM. The only way I could think that you are saying a turbo 13b setup doesn't have the pure hp up top would be because you have shitty suspension + tires and can't put the tires down. I saw your last dyno, ok cool you made some power up top as you got higher in the rpm range, but I'm pretty sure you didn't make 1/2 the power anywhere above 4000 rpm as my setup. (not trying to say I have a bigger dick or anything, I am just crushing your power up top statement.)

You can say, there are some extreme 300 rwhp bridge port NA, and 400 rwhp NA p-ports, but there are some 780 rwhp stock port turbo, and 1000+ bridge and p-port turbos also. :P

My opinion is, if you have the ability to turbo why not? What is so omg bad about it? Don't have the money? ok. Don't have the need for power? Ok. But if you are going to go race someone with any car you access to, are you going to pick your friends stock geo? Why purposely make things much harder on yourself to make power? Maybe you are just like Arron Cake; where you do things the harder way just to prove people wrong?

Other than the factors of money/income, passing emissions, simply not needing the power like 99.999% of the people, and having the time, tools, or knowledge of doing the swap or build, there are no excuses NOT to put a turbo on. If you don't have the money, have strict CA emissions, don't need the power, or don't have the time, knowledge, or tools to do a nice turbo build, then your stuck. Be happy with your NA rx7 and drive it. We would all love 4 rotor turbo p-ports, but my last name isn't Gates and I have yet to receive my bailout.

(I would like to add, that obviously there is a limit for each chassis. I have yet to be in a high powered FB (or really an FB at all) so I really can't give my opinion on that. So another thing to add to why you shouldn't is that no amount of drive skill will allow you to keep control of the car because of the sheer power, and the ridiculously old or bad suspension / technology is the limiting factor. All of which can be fixed by throwing money at it, so it again still has to do with money.)
that first sentence is funny cuz adrian has had hella turbo cars. turbo fbs too. the white one you had with the nihongo-intermediate driver sticker was sick.
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Old 02-17-09, 05:45 PM
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and my 2cents:

keep it na

no better feeling that beating a boosted out car with a n/a 12a
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Old 02-17-09, 05:47 PM
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Solution build a 4 rotor and only turbocharge 2 of them
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Old 02-17-09, 06:03 PM
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That was a retarded comment. Funny though
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Old 02-17-09, 06:29 PM
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Originally Posted by Rotarbeast
and my 2cents:

keep it na

no better feeling that beating a boosted out car with a n/a 12a
What boosted car are you beating with a n/a 12a again? A parked one? And no that (insert boosted car here) was not really racing you.
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Old 02-17-09, 06:44 PM
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Adrian, my thoughts.

If you are building it to autocross, keep it NA, talk to JEB and Scott about suspension and tires.
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Old 02-17-09, 06:47 PM
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Originally Posted by PercentSevenC
I'm pretty sure Adrian does, in fact, have an idea of what boost is like.

Then he should know better by now! lol
hes felt the power, now he cannot ignore it! turbo is the only way to truely fuel his addiction!!! haha
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