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Question about 3.8L motors

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Old Feb 13, 2008 | 08:24 AM
  #81  
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Originally Posted by Alberto
Not picking on you here George, but I disagree. Posts like that lead people to assume that built engines can take 600+whp levels all day long for years to come. For people that REALLY drive their cars even 500whp levels can cause problems for the best set-ups. There is a false sense of security that many people have with built engines. "Oh my block can handle 1000whp, 500whp is fine" For some its not the case. My point, if you drive your car for what it is built for, your not guarnteed years of enjoyment, you may not even make it to 10,000 miles
I hear a lot of people say this, but is there any way to make a car reliable at 500whp levels or 600whp. How do the auto manufactures do it. I'm assuming if you were to upgrade every component to the levels your block is built you should be fine. IE, upgrade the cooling system, transmission, diffs, management system, and have a good tune, I'm assuming the car should last a long time.
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Old Feb 13, 2008 | 09:11 AM
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Originally Posted by redman333
I hear a lot of people say this, but is there any way to make a car reliable at 500whp levels or 600whp. How do the auto manufactures do it. I'm assuming if you were to upgrade every component to the levels your block is built you should be fine. IE, upgrade the cooling system, transmission, diffs, management system, and have a good tune, I'm assuming the car should last a long time.
What most people dont tell you is that the "typical" $20K+ builds would be lucky to last 30K miles-WHEN driven for what it was meant for, even at 500whp levels. If I had an answer Id try it.
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Old Feb 13, 2008 | 09:18 AM
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A built engine has the potential to last a long time, but anytime you are doubling the factory HP output it is obviously not going to be as reliable as a factory car.
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Old Feb 13, 2008 | 09:25 AM
  #84  
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Originally Posted by redman333
I hear a lot of people say this, but is there any way to make a car reliable at 500whp levels or 600whp. How do the auto manufactures do it. I'm assuming if you were to upgrade every component to the levels your block is built you should be fine. IE, upgrade the cooling system, transmission, diffs, management system, and have a good tune, I'm assuming the car should last a long time.
performance builds can be made strong,but there is always a trade-off between power and longevity.whenever you exceed stock #'s you start chasing the weak links around your car.some are obvious and can be attended to pre-build,others may take 20,000 miles to show their head.(just remember fatigue can be an unexpected suprise.)
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Old Feb 13, 2008 | 11:16 AM
  #85  
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Originally Posted by redman333
I hear a lot of people say this, but is there any way to make a car reliable at 500whp levels or 600whp. How do the auto manufactures do it. I'm assuming if you were to upgrade every component to the levels your block is built you should be fine. IE, upgrade the cooling system, transmission, diffs, management system, and have a good tune, I'm assuming the car should last a long time.
Look at something like a Ferrari. We can all agree that is basically the cutting edge is high performance sports cars. The operating cost on a vehicle like that are insane. So, either way, if you build your own high-performance car, or you just buy it off the showroom floor, its going to have longevity and probably reliability issues.

Driving your car abusively, to put it a nicer way, very aggressively, then you are definitely going to have problems at some point in one way or another.
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Old Feb 13, 2008 | 11:18 AM
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I dislike people who build cars and show dyno sheets every chance they get who dont even drive the cars hard. I dont mean abuse, because there is a difference. You drive your car hard = problems, built or not. Thats why I take the "daily driver 650+whp" comments with a grain of salt, most of these guys run low boost, pump gas, tunes and dont even "use" the damn cars. Its not a fair statement to make IMO-like I said earlier, its a false sense of security. Always EXPECT issues, even with a built motor. Why do you think I run my car at low boost 99% of the time? Even at the track!
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Old Feb 13, 2008 | 11:22 AM
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on what alberto just said
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Old Feb 13, 2008 | 11:23 AM
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Originally Posted by Alberto
I dislike people who build cars and show dyno sheets every chance they get who dont even drive the cars hard. I dont mean abuse, because there is a difference. You drive your car hard = problems, built or not.
I agree with you here. I don't track my car regularly, and I'm not out every weekend racing people, but I drive my car like its meant to be driven. However, I think we have a handful of cars on this forum that seem to be built for the sake of being built, that use all the best parts and what not, and don't do much of anything. I won't mention any names, but I think that kind of thing is a real shame.
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Old Feb 13, 2008 | 11:28 AM
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Originally Posted by Alberto
Why do you think I run my car at low boost 99% of the time?
because you are tired of making offerings to the gods of speed?
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Old Feb 13, 2008 | 11:32 AM
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Originally Posted by Alberto
I dislike people who build cars and show dyno sheets every chance they get who dont even drive the cars hard. I dont mean abuse, because there is a difference. You drive your car hard = problems, built or not. Thats why I take the "daily driver 650+whp" comments with a grain of salt, most of these guys run low boost, pump gas, tunes and dont even "use" the damn cars. Its not a fair statement to make IMO-like I said earlier, its a false sense of security. Always EXPECT issues, even with a built motor. Why do you think I run my car at low boost 99% of the time? Even at the track!
Cause your scared?
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Old Feb 13, 2008 | 11:35 AM
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Originally Posted by thawk408
Cause your scared?
Not at all, I enjoy beating people's times with 100whp more than me who run their cars-like yourself Then they start with the excuses
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Old Feb 13, 2008 | 11:37 AM
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Originally Posted by Alberto
Not at all, I enjoy beating people's times with 100whp more than me who run their cars-like yourself Then they start with the excuses
Win for you at the strip. We can do it the bakery way and it will be a different story.
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Old Feb 13, 2008 | 11:38 AM
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DHL found my freaking wheel, 110 race gas is down to $5.25, a gallons , VP M1 (meth) is only $30 for 5 gallons, Cosworth is giving me a new plenum, everything is a go for retune tomorrow, I found all the wires to delete the CEL that the twin pumps are producing.... Life is good right now!!

To add to this "over build" drama. IMO over building does not guaranty crap! I can count with less than two hands how many guys on the forum are really are pushing their cars (I know Sharif has nightmares about me driving my car to the limit). With that said I never run my car @700 maybe 3 times since I had it. I run 90% of the time with the boost controller off 500hp enough for me. If any shop tells you that a over build motor is going to be more reliable than a standard build, they are full of $hit! Most of the guys that have stroked motors are all show / dyno queens. their car will run for ever because they never push their cars.
Beware of the shops that say "we have alot of cars racing and drifting but those customers aren't on the forum".

Luies 2 cents

Last edited by eagletanggreen; Feb 13, 2008 at 11:41 AM.
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Old Feb 13, 2008 | 11:44 AM
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Originally Posted by eagletanggreen
IMO over building does not guaranty crap!

Originally Posted by Alberto
Not at all, I enjoy beating people's times with 100whp more than me who run their cars-like yourself Then they start with the excuses
that doenst mean your car is better than the other one......it would sure give you bragging rights that you are a good driver...
its like when you beat sharif, it didnt mean your car was more powerful than his...

with that said... even if the car is not track preped it shoudl be driven as it was mean to

Last edited by IIQuickSilverII; Feb 13, 2008 at 11:50 AM.
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Old Feb 13, 2008 | 11:57 AM
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Originally Posted by IIQuickSilverII



that doenst mean your car is better than the other one......it would sure give you bragging rights that you are a good driver...
its like when you beat sharif, it didnt mean your car was more powerful than his...

with that said... even if the car is not track preped it shoudl be driven as it was mean to
it all goes back to chassis limitations,if you make so much hp that you are sideways that is not useable power and a waste.
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Old Feb 13, 2008 | 12:12 PM
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Originally Posted by go-fast
it all goes back to chassis limitations,if you make so much hp that you are sideways that is not useable power and a waste.
too
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Old Feb 13, 2008 | 12:15 PM
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Originally Posted by go-fast
it all goes back to chassis limitations,if you make so much hp that you are sideways that is not useable power and a waste.
DRs on the street FTW
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Old Feb 13, 2008 | 12:31 PM
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Originally Posted by thawk408
Win for you at the strip. We can do it the bakery way and it will be a different story.
Bakery way? If you mean the street you dont want it, if your behind at the end of 1320ft, you dont want me on an open highway!
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Old Feb 13, 2008 | 12:32 PM
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Originally Posted by Alberto
Bakery way? If you mean the street you dont want it, if your behind at the end of 1320ft, you dont want me on an open highway!
Bakery way meaning from a roll. You dont want any of the 132.5mph trap.
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Old Feb 13, 2008 | 12:34 PM
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Originally Posted by IIQuickSilverII



that doenst mean your car is better than the other one......it would sure give you bragging rights that you are a good driver...
its like when you beat sharif, it didnt mean your car was more powerful than his...

with that said... even if the car is not track preped it shoudl be driven as it was mean to
My point was WHP/power numbers dont mean jack. People dont realize how hard it is putting down 500whp let alone 650+whp. All you need is $$$$ for any dyno numbers in the world, but can the sam ebe said about driving skills? Just because a car has more power doesnt mean that it is better than any other persons. At the end of the day you back up the numbers or you dont. Dyno queens never run anything but their mouths anywyas, thats why I like/respect the guys that do run-like Luie/thawk....
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