G35 Coupe V35 2003 - 07 Discussion about the 1st Generation V35 G35 Coupe

Hp Gain Numbers W/o Forced Induction

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  #31  
Old 05-17-2005, 12:37 PM
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Originally Posted by limeg35
Here are dyno numbers of the some bolt-on, judge for yourselfs,.....dyno numbers
wow, these are some of the most bizzare numbers I have seen. I would not have expected it. A bone dry stock 05 seemed to have the better run of all the cars. I dont know what to think.
 
  #32  
Old 05-17-2005, 02:14 PM
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Originally Posted by clokwork
wow, these are some of the most bizzare numbers I have seen. I would not have expected it. A bone dry stock 05 seemed to have the better run of all the cars. I dont know what to think.
Dont forget that "bone" dry stock 05's have 298HP , but i got the same reaction when I first read it too
So I think, if you want an faster car? buy an faster car begin with...
 
  #33  
Old 05-17-2005, 02:35 PM
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That is exactly right. If you are wanting to mod your car because you want to make it operate better (breating mods, etc) by all means. This is better for your car.

However, if you are spending all this money on bolt-ons to up your HP triple digits, forget about it.

Spend the money you blow on bolt-ons on a faster car from the get-go.
 
  #34  
Old 05-18-2005, 12:19 AM
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the best mods are tinted windows and rims. for performance only sc or tt will be worth the money.
 
  #35  
Old 05-18-2005, 01:41 AM
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The above statements are why I am gonna stop with bodykit, wheels, and exhaust, and then wait until I have enough money for APS single turbo kit.
 
  #36  
Old 05-18-2005, 02:05 AM
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Originally Posted by GBousis
I know a few of you wanted to know what are some common gains in hp / tq without upgrading to a turbo. Here is the nice and positive approach to your questions rather than a rude approach. These are numbers I found by companies with the following performance parts.

Headers: +15 hp / 18 tq $600
Cams: +13 hp / 15 tq $1000
Grounding Kit: +5 hp / 3 tq $100
Test Pipes: +16 hp / 20 tq $289
High Flow Cats: +9 hp / 12 tq $455
Pully's: +15-18 hp / 20 tq $324
Exhaust: +14/18 hp / 18 tq $1000
Intake (Cold Air): 14 hp / 12 tq $250

Your looking at a potential $4000 dollars in upgrades coming out to + 108 hp / 118 tq w/o a turbo imagine if you put all that plus a turbo you would be over 500 without any reasonable doubt. So if you have 10,000 to spend towards speed go for it! With some turbo kits you might be able to almost hit 600 which would be insaine!

Others for non hp:
Tein Coilover Shocks: $1700
Sway Bars: $269

Btw. Question what does the HKS Racing Succion Kit exactly do?
dont forget tuning, adding all those things without proper tuning is just a waste of money because you're not getting they're full potential. but tuning also costs money.
 
  #37  
Old 05-18-2005, 04:29 AM
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just because you see exhaust is +14 and intake is +14 does not equal +28hp. THat is ricer math. Also these are claims from the manufacturer. They take the worst stock run and then take the best best best modified run and give you that number.

In real life an exhaust and intake combo will probably only give +6~8hp.... If you want to go fast for the best price, go nitrous.

Then in the long run go F/I...

I already seen used SC kits in the 2700~3500 price range.
 
  #38  
Old 05-18-2005, 07:28 AM
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Originally Posted by limeg35
Here are dyno numbers of the some bolt-on, judge for yourselfs,.....dyno numbers
It's a nice comparison, but it would have been a better indicator of the effectiveness of bolt-ons if all the cars were the same model year, same transmission, and more or less the same mileage.
 
  #39  
Old 05-18-2005, 10:37 PM
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it was my general impression that the major intention of these mods was not specifically peak HP gains. I thought it was more to broaden the torque curve, increase throttle response, etc. no?
 
  #40  
Old 05-18-2005, 11:24 PM
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Originally Posted by LUV2DRIVEMYG35
It's a nice comparison, but it would have been a better indicator of the effectiveness of bolt-ons if all the cars were the same model year, same transmission, and more or less the same mileage.
You really can not read too much or be too excat into the dyno numbers, here is other dyno they done earlier notice the two 04 coupe 6MT with Injen's CAI? they have different numbers , although the mileage are different, so it will lose HP the more miles you have? ......dyno numbers
 
  #41  
Old 05-18-2005, 11:48 PM
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Originally Posted by sugerman
it was my general impression that the major intention of these mods was not specifically peak HP gains. I thought it was more to broaden the torque curve, increase throttle response, etc. no?
Well, if I do all the mods in the list, I would be ****ing pissed if I don't see major improvements in every aspect. The thing is, there isn't a major improvement with those mods from the looks of things right now. I can't justify spending $4k + labor to gain 10-20hp and wider torque curve. That's bull****. I would rather save up all that money and put it towards a turbo kit.
 
  #42  
Old 05-18-2005, 11:56 PM
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^I don't agree with that at all. I would rather gain 10rwhp throughout 2k rpms to 6500rpms and not gain any peak hp than to gain little to none throughout the powerband and gain 10rwhp near red line.

I noticed this same thing on a recent dyno done with a 04 6mt with the spacers installed. He did a before and after dyno and he gained 7rwhp (i believe) but really only right at redline. The only good thing that the dyno graph showed was a good torque and hp gain from 2.5k rpms to 4k rpms.
 
  #43  
Old 05-20-2005, 03:17 AM
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i have Intake, exhaust and headers on my Acura

the intake would give 14whp
exhaust would give 5whp
headers gives 20whp

but when it all adds up you only able to get 25whp max
 
  #44  
Old 05-20-2005, 09:26 AM
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Originally Posted by ChazM
^I don't agree with that at all. I would rather gain 10rwhp throughout 2k rpms to 6500rpms and not gain any peak hp than to gain little to none throughout the powerband and gain 10rwhp near red line.

I noticed this same thing on a recent dyno done with a 04 6mt with the spacers installed. He did a before and after dyno and he gained 7rwhp (i believe) but really only right at redline. The only good thing that the dyno graph showed was a good torque and hp gain from 2.5k rpms to 4k rpms.
Read my post again. I'm not talking about gaining max power over broader curve. I'm saying that +10rwhp or so and wider curve for $4k+ worth of mods is bull****. I'd rather get a forced induction for that price, which will significantly increase the power.
 
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