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

Most HP/$$

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Old Nov 9, 2002 | 11:54 PM
  #1  
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From: Laredo, Tx
Question Most HP/$$

After I fix my fc I want to make it REALLY fast what mod gives the most horespower for the amount of money you pay for it?
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Old Nov 10, 2002 | 12:41 AM
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From: bel air maryland
no2, but there are other mods that you need to make to avoid spending $$$ on new motors
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Old Nov 10, 2002 | 12:58 AM
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From: Rohnert Park CA
Nos and exhaust
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Old Nov 10, 2002 | 02:45 AM
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From: BC, Canada
Originally posted by airbrush1
no2, but there are other mods that you need to make to avoid spending $$$ on new motors
Fallacy: N20 does not blow motors. Incorrect tuning with N20, or any other form of forced induction for that matter, is what kills engines.
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Old Nov 10, 2002 | 03:16 AM
  #5  
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From: Mars
So true scathcart. Everyone blames turbo rotaries for being unreliable... yet its always the people who are boosting 12psi with no sort of fuel control other than the stock computer who lose an engine
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Old Nov 10, 2002 | 05:10 AM
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From: bel air maryland
that's why I said that u need to spend $$$ on other mods(ie: tuning your fuel system correctly) so that the n20 doesnt f things up. it can certainly be used safely when used/tuned correctly
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Old Nov 10, 2002 | 06:13 AM
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It is said that you can safely push half of your horse power with NOS wihout killing your motor. (eg. 150 hp = 75 hp NOS shot)
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Old Nov 10, 2002 | 09:47 AM
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From: Lower Burrell, PA
Originally posted by Curtass
It is said that you can safely push half of your horse power with NOS wihout killing your motor. (eg. 150 hp = 75 hp NOS shot)
Well whoever said that is an idiot......
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Old Nov 10, 2002 | 08:19 PM
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Originally posted by Curtass
It is said that you can safely push half of your horse power with NOS wihout killing your motor. (eg. 150 hp = 75 hp NOS shot)
Well, ****.... I was pushing 100% of my engine horsepower with nitrous. 160 lbs of it went through my engine... You trying to tell me it wasn't a safe system?

Sit down and stop spreading rumours. Comments like your kills motors.
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Old Nov 10, 2002 | 08:47 PM
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From: Ottawa
Originally posted by Curtass
It is said that you can safely push half of your horse power with NOS wihout killing your motor. (eg. 150 hp = 75 hp NOS shot)

Hey guys, chill out... I've heard that too... from someplace almost official (can't remember where...)

But the important thing is this value refers to the ability of the engines internals to hold up to the added horsepower... it's the "magic" value after which internal/external strengthening is "needed"

This does not mean you can run a 75 shot on that theoretical 150hp motor WITHOUT fuel modifications.... it just means that the average engine should be able to withstand the added stress from the additional 75hp.

Also, this information most likely refers to boingers, prolly big domestic ones.....

Moral of the story: trust the rotary gurus...

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Old Nov 10, 2002 | 09:21 PM
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From: Edmonton
I'm just going by what I heard. but running 100% of your hp with nos is really stupid. You'll be lucky to get 4 runs out of your car without extreme mods. You guys are way to uptight.
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Old Nov 10, 2002 | 09:31 PM
  #12  
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From: BC, Canada
Originally posted by Curtass
I'm just going by what I heard. but running 100% of your hp with nos is really stupid. You'll be lucky to get 4 runs out of your car without extreme mods. You guys are way to uptight.
Really stupid?
http://www.1300cc.com/howto/how2/NOS.htm

I think it is now apparent I know a little bit more about nitrous oxide injection systems than you do. 4 runs... lol. I have run about 160 lbs of nitrous through my system, no affect to compression at all. That is about 71 runs at the strip, not the "4" that you so-seemingly pulled out of your ***.

Now tell me, exactly, using logical explanations, why it is "stupid".

How's that foot taste?

You have no clue what you're talking about. Don't post what you're "heard", post proven facts.

To all:
"Rules of thumb" kill engines. Design a system based upon your motor, not generalizations.
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Old Nov 10, 2002 | 09:33 PM
  #13  
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From: BC, Canada
Originally posted by autocrash
Hey guys, chill out... I've heard that too... from someplace almost official (can't remember where...)
Many nitrous websites post this kind of bullshit, including the manufacturer's of nitrous kits. This is just a claim to hp, based only to attract a person to nitrous. a 50% gain can be had, but that is excessive on most engines to start with.

They make these claims b/c it helps them make money. They don't give a flying **** how long your engine lasts; they care about profit. This is why no pre-made kit is specialized for the RX-7, why no kit includes fuel mods or reccommendations on a properly sized fuel set-up, why no kit tells you about ignition.

ZEX is the worst of the bunch. They claim easy, SAFE horsepower.
The only thing easy about ZEX is how easy it is to kill an engine, and the only thing safe about ZEX is it almost impossible to install incorrectly.

Last edited by scathcart; Nov 10, 2002 at 09:37 PM.
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Old Nov 11, 2002 | 05:19 PM
  #14  
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If you're running a 160 shot of nitrous on a stock engine, than I give you credit. I would still like to see actual proof of it working. I'm not trying to offend anyone. I've only heard and read these things. Sorry I'm not the "guru" that you claim to be.
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