2.4L LE5 Performance Tech 16 valve 171 hp EcoTec with 163 lb-ft of torque

2.4 dyno results after mods and ecu

Old Mar 9, 2006 | 01:31 AM
  #76  
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Originally Posted by campo165
what a stupid response...go learn something about cars and engines. go race a mustang GT you dip...302 ft/lbs torque...know why? BECAUSE IT PRODUCES 260 HP below 5250 RPM...or most of its power anyways...prolly around 230-240 hp @ about 5000 rpm...fool. all torque indicates is where you produce the power at in the RPM range. high torque #'s before 5250 means high hp, youll never see high torque numbers past 5250 unless you are already at a high number...rsx's and such produce their power beyond that number so they have lower torque ratings...
I didn't say anything to warrant a response like that. Regardless, listen to what you just said... "all torque indicates is where you produce the power at in the RPM range". That means that a car with no torque has no power in low RPMs. In other words, while a VTEC is trying to build up power, an SS/SC is already gone. If you have a lot of torque across a wider band, you're gonna have more power on tap more often. Who cares if you're making 200 hp between 7000 and 8000 rpm if you're basically sitting still the rest of the time?
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Old Mar 9, 2006 | 01:32 AM
  #77  
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From: Lawrence/K.C
Originally Posted by campo165
point being, dont disbelief a torque number cause its a 4-banger. thats a low torque number anywho. (in comparison to other engines in the world) and im flipped here, its hp that doesnt matter raelly, i think. now im confused!
it's torque that matters. Horespower is derived from torque. if you have 0 lb-ft of torque you wont have any horsepower. Torque is especially needed when towing, think about it, a 2.0L 150hp 250lb-ft turbo Diesel that only revs to 4500 vs the LSJ, which would have more trouble towing a 1-ton trailer.
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Old Mar 9, 2006 | 01:32 AM
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well the time an engine takes to get there is quite short...remember, after the first shift, their engine sits in their sweet spot...
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Old Mar 9, 2006 | 01:34 AM
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yes yes, torque is needed for towing, but a low torque doesnt necessarily mean low power...a 15,000 rpm bike engine could produce a lot of hp! but almost no torque in comparison. its like...looking from HP's eyes...after 5252 the torque is evening out the equation between rpms and hp...higher rpm, higher hp, lower torque
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Old Mar 9, 2006 | 01:38 AM
  #80  
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Originally Posted by campo165
torque IS nothing...you can have a million torque but you wont go anywhere. its something MANMADE to produce a hp number.
ummmm...k... i'm prettttty sure all terms are "man-made". Don't think there's some bible buried in sand that reads "Let there be Horsepower"

-Rob
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Old Mar 9, 2006 | 01:39 AM
  #81  
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From: Lawrence/K.C
Originally Posted by campo165
yes yes, torque is needed for towing, but a low torque doesnt necessarily mean low power...a 15,000 rpm bike engine could produce a lot of hp! but almost no torque in comparison. its like...looking from HP's eyes...after 5252 the torque is evening out the equation between rpms and hp...higher rpm, higher hp, lower torque
and how do you figure out how much hp the bike has.....thats right...you have to look at the torque and rpm. I'm not arguing about powerbands and torque curves (from a performace standpoint) just pointing out something. Also, about the bike, it has a laughable amount of torque.....BUT it only weighs maybe 400LBS. You don't need gobs of torque if you don't have much weight to move, which is the stance honda usually takes.
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Old Mar 9, 2006 | 01:47 AM
  #82  
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Originally Posted by r_fiorda49
ummmm...k... i'm prettttty sure all terms are "man-made". Don't think there's some bible buried in sand that reads "Let there be Horsepower"

-Rob

yea man, you didnt read about that disvoery in school? it shocked the world, discovered in the late 1800's. no doubt torque is needed to pull things, but torque is only good on low based rpms cause of the equation. point being, that cobalt could produce those numbers
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Old Mar 9, 2006 | 02:57 AM
  #83  
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Originally Posted by campo165
in other words, its HP that matters, not torque.

I haven't a clue where you get this stuff

you cannot produce horsepower WITHOUT torque...if you cannot produce torque, you cannot produce HP. HP does NOT produce without torque.

who taught you this junk?

(TQ * rpm)/5252 = HP
(0 * 5000)/5252 = 0

You need to look at that equation and think about it for a minute.
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Old Mar 9, 2006 | 03:56 AM
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yea they work off each other...thats why its confusing, they are both numbers working off each other. no wonder i got a C in physics wat was this initally about? oh yea, the torque numbers of the cobalt and how someone couldnt believe them... i think they are believable...if the engine put up good hp numbers before rpm 5,252.
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Old Mar 9, 2006 | 07:23 AM
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Originally Posted by campo165
yea they work off each other...thats why its confusing, they are both numbers working off each other. no wonder i got a C in physics wat was this initally about? oh yea, the torque numbers of the cobalt and how someone couldnt believe them... i think they are believable...if the engine put up good hp numbers before rpm 5,252.

that me! I think its impossible for NA 4cly of 2.4L to put out 208lbs-of torque WITH the mods he has done. An increase of 45lbs-ft? C'mon. IF it were easy we'd be seeing this massive torque in production engines.

That number is unmatched in the entire world. Hp is easier to add then torque. Everything is a balance.

I noticed some wrong assumptions as well.

HP AND TORQUE CROSS AT 5252pms. Some were assuming that hp keeps rising. Not if the hp peak is below 5252rpm it doesn't.
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Old Mar 9, 2006 | 07:42 AM
  #86  
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i still wanna see the dyno sheets....
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Old Mar 9, 2006 | 08:13 AM
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Originally Posted by Brenn8402
i still wanna see the dyno sheets....
they aint comming ..nobody smokes that much crack and lives to tell about it
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Old Mar 9, 2006 | 08:18 AM
  #88  
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haha nice man
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Old Mar 9, 2006 | 08:20 AM
  #89  
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Well two days later and no dyno sheet. What's going on?
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Old Mar 9, 2006 | 08:25 AM
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BS is whats going on lol
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Old Mar 9, 2006 | 08:46 AM
  #91  
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well he probably realized it was flywheel hp or something and is scared to come clean
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Old Mar 9, 2006 | 08:46 AM
  #92  
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Thanks for all of these posts. I needed a good laugh this morning!
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Old Mar 9, 2006 | 08:58 AM
  #93  
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Ok its has to be done ...wait for it ....wait for it




Sorry I had to
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Old Mar 9, 2006 | 09:09 AM
  #94  
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Originally Posted by GTPprix
BTW for the record, this is what a REAL tuned 2.4L SS Dyno Sheet looks like..



Note the low end and top end gains and the area under the curve This thing really flies! hehe

That would be my before and after tune dyno. If you look at the base line tq graph you can see about before 4k thats where the vvt starts kicking in. And yes the thing really flies .
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Old Mar 9, 2006 | 09:17 AM
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Originally Posted by Brandon97Z
That would be my before and after tune dyno. If you look at the base line tq graph you can see about before 4k thats where the vvt starts kicking in. And yes the thing really flies .

I dont see any torque spike at all at 4 K .. VVT should allways be active by definition ... (variable)
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Old Mar 9, 2006 | 09:28 AM
  #96  
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Originally Posted by campo165
what a stupid response...go learn something about cars and engines. go race a mustang GT you dip...302 ft/lbs torque...know why? BECAUSE IT PRODUCES 260 HP below 5250 RPM...or most of its power anyways...prolly around 230-240 hp @ about 5000 rpm...fool. all torque indicates is where you produce the power at in the RPM range. high torque #'s before 5250 means high hp, youll never see high torque numbers past 5250 unless you are already at a high number...rsx's and such produce their power beyond that number so they have lower torque ratings...

Um you need to learn more then just saying what someone else said bud.... High torque before 5200 RPMs doesn't always mean high HP. My dad has a 8.1L V8 that makes 450 Tq around 3000 RPM's, now it only makes 325 Hp how does that fit into your equation. Torque is everything, Hp is just a number to give an idea of power once peak torque has dropped. My turck makes 375 Hp below 3000 RPM's and only 325 Hp, again opposite of how you said its supposed to be.
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Old Mar 9, 2006 | 10:13 AM
  #97  
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This post has gone the way of crap!

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Old Mar 9, 2006 | 04:13 PM
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Just a word, his values might be correct IF he's talking about the back rated flywheel value. The 211HP with a 20% drivetrain loss comes out to 165hp~170hp to the wheels which is very likely with the combination he has. GTPPrix has proven Solstices with intake, muffler, and ECU retune alone can reach near 160hp to the wheels so a CAI, exhaust, header, & ECU could easily create 170HP to the wheel.s
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Old Mar 9, 2006 | 04:27 PM
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Horsepower sells and torque moves ladies and gentlemen. Horsepower however does take over at a point though.
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Old Mar 9, 2006 | 04:33 PM
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after reading all of this i have one very important question.......................................... .................................................. .................................................. .........


WHO FARTED ?
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