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Engine Performance?????

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Old Oct 27, 2010 | 10:42 PM
  #1  
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Default Engine Performance?????

In respect to tuning and modifying our engines:

what comes to mind when you think of increasing performance?

how do you define engine performance?

are minute changes in performance worth great efforts?

Just curious what comes to peoples minds on the subject

thanks
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Old Oct 27, 2010 | 10:48 PM
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Go big or go home. 400+CI FTMFW
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Old Oct 28, 2010 | 12:34 AM
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It seems like most modify their engines and they either run like cr@p or blow up completely. Or the driveline falls out. No Thanks!
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Old Oct 28, 2010 | 12:37 AM
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Originally Posted by ztheusa
It seems like most modify their engines and they either run like cr@p or blow up completely. Or the driveline falls out. No Thanks!
Most people are retarded monkeys.
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Old Oct 28, 2010 | 12:59 AM
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Originally Posted by ztheusa
It seems like most modify their engines and they either run like cr@p or blow up completely. Or the driveline falls out. No Thanks!
Idk who you talk to but I DD a boosted pickup 400rwhp/500rwtq for the last 6 years and it runs great stock bottem end and all. My vette is a bolt on car and I abuse it like nothing else and it runs great too. Modifying a car is just as good if not better than factory if you know what your doing and/or have it done by someone who does. As the person above me said many many many people don't know there *** from their elbow with cars and "modify" them to make them "faster". Its like the person you meet who says "Oh I have a cat-back and an intake so I easily got 50HP extra".
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Old Oct 28, 2010 | 01:36 AM
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Originally Posted by Ace14
Its like the person you meet who says "Oh I have a cat-back and an intake so I easily got 50HP extra".
ricer math.... I cant stand it when someone starts talking ricer math...happens alot..

I put long tube headers with ghl exhaust and a 100 dry shot on my 97....runs great...
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Old Oct 28, 2010 | 11:29 AM
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Originally Posted by manley845
In respect to tuning and modifying our engines:

what comes to mind when you think of increasing performance?

Street = Bang for the buck.
Racing = how reliable does the engine have to be within a given budget? One race, one season...etc.


how do you define engine performance?

All depends on the use.

are minute changes in performance worth great efforts?

Not for the street.
Again, as far as racing goes, it depends.


Just curious what comes to peoples minds on the subject

thanks
My.02c
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Old Oct 28, 2010 | 12:47 PM
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Originally Posted by ztheusa
It seems like most modify their engines and they either run like cr@p or blow up completely. Or the driveline falls out. No Thanks!


Really? 6 years later and my 560 rwhp Z is still running just as nice as it did brand new. I drive it daily and sometimes I take the RPM's up to 6K.

The people who abuse the **** out of their cars or don't know what the heck they are doing are the ones that have issues.

BTW, "taildraggers" is spelled with two g's. Just thought I would let you know.

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Old Oct 28, 2010 | 07:38 PM
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I daily drive my supercharged Z with very minimal issues.

What comes to mind when I think of performance mods is, above all else, $$$$$.

And yes, it's worth every penny, every effort, and every headache associated with the financial strain and frustration if/when there are issues. If nothing else can put a smile on my face, I go for a drive.
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Old Oct 28, 2010 | 09:57 PM
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Originally Posted by ztheusa
It seems like most modify their engines and they either run like cr@p or blow up completely. Or the driveline falls out. No Thanks!
Do you mean "no thanks" to increasing performance? If so, I think this would relate most to my post idea.

Do you relate, or think of, engine performance as simply bolting on parts, or increasing cubic inches, etc???

Or, would you relate increasing engine performance with taking what you have and making it run as well as it can. Such as tuning the pcm to a manner that Chevy would if they didn't have emissions to take into consideration.

I think of increasing performance as increasing efficiency. That is, find ways to burn more gas and make more power without necessarily having to change parts.

But, parts upgrades or machining might be part of increasing the efficiency; such as simply increasing the compression ratio. GM has to take compression into consideration because higher compression means more emissions. This is why the LS6 didn't have higher compression than it did. GM installed the "pup cats" to help combat the emissions that came with the bump in compression over the LS1. (of course, the pup cats also went on the LS1, boo)

I think there are two types of mind-sets when it comes to hotrodders; the mechanic and the engineer. Mechanics like to bolt parts on and the engineers like to modify existing parts (be they stock or aftermarket).

Neither type is wrong, just two different approaches. I myself would be more of a engineer type. See, I'd get excited over making a "stock" LS1 produce 500+HP with nothing more than a valvetrain upgrade. Who knows how it'd be done, but I'd get a kick outta trying. But, if I were a mechanic type, I'd just bolt a blower to the engine and be done with it.

Sorry, i got carried away there
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Old Oct 28, 2010 | 11:11 PM
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When I think of increasing engine performane I think of seat of the pants feelings and actual data verified by a time slip from the track.

I dont feel its relavent if the engine consumes more or less fuel in the quest for more usable horsepower.

Stock C5 Corvettes have a great amount of potential and the envelope is there for more power from the engine without breaking things. Small changes in performacne ARE worth great efforts simply because thats the nature of the beast - OR any hobby. Its all about the subtle differances in life. Make your car cover 1320 feel in 1 half of a second less then it did when you first bought it is a big deal. Just like any hobby - Want a computer thats faster? A camera that takes better pictures - but the differance needs test equipment to see, a TV with a better picture ?? Its all the same....Speed costs money- how fast do you want to go?
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Old Oct 28, 2010 | 11:18 PM
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I have alwasys liked V8 engies, so slapping a supperchager on them equals "Engine performance" to me.
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