Single Turbo RX-7's Questions about all aspects of single turbo setups.

Max whp on Street Rx7 (durable in the biblical sense)

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Old 11-23-09, 03:33 PM
  #26  
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Originally Posted by andre sinclair
Personally, I feel the 2JZ is overrated and rotary is the best bang for the buck... as far as horse power goes.
Agreed 2jz are overated, but not when it comes down to reliablility. You have to be doing something really really bad to kill a 2j.

Not an attak on you Andre but the whole 1j 2j swaps into anything with wheels is sickning to me. What happened to the whole thought process of building a car, just drop in a 1j so I can be fast too....


Back to the subject at hand

In most (not all) cases a car with the wider power band will runway from a BIG power car that runs like a light switch (remember the trade offs). The power needed to catch up is way more than the power needed to beat someone outright (hopefully you all get what Im saying)
Old 11-23-09, 03:57 PM
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A narrow powerband is best utilized with appropriate gearing.
Old 11-23-09, 08:57 PM
  #28  
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Funny, I`ve seen friends at the dyno, peak out at; 531, 577, 590 hp. Then they go to the track and run 13s to mid 12s... All wheel spin with no hook.

What I saying is: (1) power to weight ratio. (2) Either you run high boost (32psi) and low rpm (6800-7000) OR low boost (17-19psi) and high rpm 9000. (3) A good driver, useable 400-450hp and can put it to the ground by hooking, to me that`s all you need.

Furthermore, rotaries are just reliable as any engine if you know what the hell you`re doing.
Old 11-24-09, 06:38 AM
  #29  
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WV

Originally Posted by RacerXtreme7
If you cannot break low 11's with 429hp at the wheels, you don't need more power, you need to practice your driving!

i really need practice, my best time has been 12.2 cuttin 1.9. Awful 60ft times, I know if i cut 1.6, i should be running 11.5-11.6. Need plenty of practice. Just want 500whp, so i can run low 11s even driving like an idiot.
Old 11-24-09, 11:31 PM
  #30  
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Originally Posted by RacerXtreme7
If you cannot break low 11's with 429hp at the wheels, you don't need more power, you need to practice your driving!
Seriously....Ive done it with 350whp...

And 429whp is enough for high tens.
Old 11-24-09, 11:44 PM
  #31  
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mmmmm im shooting for 800whp on e85 e85 is your friend bud....no one can deny that..i dont care who you are.... chances are there are a few e85 pumps right where you live and at $2.41 or so a gallon, consume 30% more fuel for 110 or so octane rating. and the fuel burns cooler/cleaner...no need to run meth/ai, harder to get detonation....very nice
Old 11-25-09, 12:57 AM
  #32  
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No E85 near me I'd have to drive 3 hours or so to D.C. to get it...
Old 11-25-09, 01:01 AM
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thats a big bummer man! see if you can order 55 gallon drums of it...its so worth it i promise you
Old 11-25-09, 09:02 AM
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Originally Posted by rereme
mmmmm im shooting for 800whp on e85 e85 is your friend bud....no one can deny that..i dont care who you are.... chances are there are a few e85 pumps right where you live and at $2.41 or so a gallon, consume 30% more fuel for 110 or so octane rating. and the fuel burns cooler/cleaner...no need to run meth/ai, harder to get detonation....very nice
I second everything you said, please keep us posted asto your mega build...





~ Kayvon
Old 11-25-09, 12:23 PM
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thanks, i should start a thread sometime...maybe after this fd sells...because thats when the build really starts to take off
Old 11-27-09, 08:01 PM
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well around here there is at least three cars , that dynoed 1050whp, and i dont have a prayer of keepin up, especially on a roll.

FC ,,FD engine single , 420whp. Austin Tx home of boost logic
Old 11-29-09, 05:44 PM
  #37  
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Originally Posted by ronbros3
well around here there is at least three cars , that dynoed 1050whp, and i dont have a prayer of keepin up, especially on a roll.

FC ,,FD engine single , 420whp. Austin Tx home of boost logic
There is always gonna be someone with a faster car than you. until youre a land speed world record holder.
Old 11-29-09, 07:08 PM
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Originally Posted by ronbros3
well around here there is at least three cars , that dynoed 1050whp, and i dont have a prayer of keepin up, especially on a roll.

FC ,,FD engine single , 420whp. Austin Tx home of boost logic
info on that 1050whp car?
Old 11-29-09, 08:58 PM
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Hint hint, he lives in texas+boost logic=Supra
Old 11-29-09, 10:09 PM
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haha gotcha.
Old 11-29-09, 10:31 PM
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Originally Posted by turbo10th
Hint hint, he lives in texas+boost logic=Supra
"you know what a 600whp supra and a 1200whp supra have in common??............ they both run 11's...... "

bah hahaha
Old 11-30-09, 10:04 AM
  #42  
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Lol!
Old 11-30-09, 10:28 AM
  #43  
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fuel is obviously going to play a large roll in this..... 91 versus 93, e85, etc.
Old 11-30-09, 10:32 AM
  #44  
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Originally Posted by RacerXtreme7
No E85 near me I'd have to drive 3 hours or so to D.C. to get it...
Yeah, I'd also check into ordering e85 by the drum as well.

THere are a few pumps here in AZ, but they are far as hell from me. There is a shop I can order by the drum.
Old 11-30-09, 10:47 AM
  #45  
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Originally Posted by 1turbofd
"you know what a 600whp supra and a 1200whp supra have in common??............ they both run 11's...... "

bah hahaha
Maybe in the quarter but look up texas mile and supra lol.
Old 11-30-09, 11:03 AM
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They do pretty well in the 1/4. One is in the 7s on a stock 6 speed.
Old 11-30-09, 09:35 PM
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id like to run a standing mile in my FD - we have the maxton mile here locally but the rules to trap out over 175 are sooo crazy for modified vehicles and super political.

I was just poking fun at the fact that really high HP supras only make that power in a VERY narrow powerband...
Old 12-01-09, 08:44 AM
  #48  
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Originally Posted by 1turbofd
id like to run a standing mile in my FD - we have the maxton mile here locally but the rules to trap out over 175 are sooo crazy for modified vehicles and super political.

I was just poking fun at the fact that really high HP supras only make that power in a VERY narrow powerband...
We'll you wouldn't know what you trap without taking at least one shot out of it.
Old 12-01-09, 09:38 AM
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I think it would be GREAT to see some rx7s/13b's show up for full mile racing. It's the ultimate ''reliability test'' for high HP builds... not just a 9 or 10second blast. The prolonged pulls well into top gear will test the various rotory seals, AI kits, etc.. to really seperate the men from the boys..
Old 12-01-09, 09:57 AM
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My car only does 170 in about a mile but the road wasnt flat lol. We cant go much over 180 with the stock trans and rear though, the supras cant do 200.


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