Performance Upgrades

That was 30 years ago...Before you were born. Sorry but I lost the paperwork on that.

I'm asking you to back up your BOGUS claims that happened very recently. And HOW old are you?? 13...14???

You can't lose the paper work on something you didn't own or build. One simply just doesn't forget something like that. Ask me in 30 years and I will still be able to tell you what kind of go fast parts I threw at my vehicles.
 
idle like crap? yo the next best thing to an orgasm is the sound of a built racing engine idling. how the hell are you even going to comment on performance upgrades and not appriciate the true sound of raw power from a high profile lobe bump stick at idle. ("racing" cam shaft in your terminology)

HUH....Where did I say I do NOT appreciate a good performance engine?? or the sound of a good performance engine. I've added racing cams to a stock GM 327 and Stock GM 427 engines. Both idled like crap...both had major gains in performance.....loved both engines...I wanted performance. Adding a racing cam was by far one of the cheapest ways to get significant gains in performance. The 327 I added a full racing cam...Took out the Rochester quadrajet and replaced it with a newer Holly carb. Also added a tuned dual exhaust. Back then those type of mods made significant performance gains.

EPA emissions put a damper on many of the do-it-yourself upgrades that was very common 30+ years ago. Also with the new advanced CAD systems engines can be designed and tested in real-time on the computer before the cast is even molded. Then it's just a matter of fine tuning. With computer controlled ignition and gas/air...it's a lot more difficult to get any significant gains. I'm sure you can find people who swear that they've seen gains..I know a few...but when truly tested...it was shown to be very little gain if any. Can you get gains...SURE you can. Significant gains...On SOME vehicles in certain situations that might be possible. But I haven't seen ONE yet for the 4runner. The 4runner is a truck...NOT a racing car. Best type of performance gains for a 4runner would be low-end torque/hp...which you're NOT going to get from intake manifold mod or exhaust mod...and especially NOT from a so-called performance chip.
 
You can't lose the paper work on something you didn't own or build. One simply just doesn't forget something like that. Ask me in 30 years and I will still be able to tell you what kind of go fast parts I threw at my vehicles.

Back then I was actually working as a mechanic..not pretending to be one like you do.

Sorry...but I worked on a LOT of vehicles back then. Many of the companies from back then aren't even around today. If you think you can remember specifics of any mods you do today....GREAT...good for you.
 
A mechanic as in gas station attendant or what? When I was working in the auto industry I worked on something a little higher end than your old 327

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These days I work on something a little more important

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But I mean pumping gas and trying to sound cool in the Internet is also important.
 
bowtie..you're just a wannabe....

No education...think you actually know something....Sorry I've actually achieved something in my 35+ years as an engineer and engineering manager. I only worked as a mechanic to help pay for college. The GI bill only covered about 1/3 of my college expenses.

You attack me personally when all I asked was for you to PROVE what you've said...sorry..but you're just a kid who thinks he's a man...

Still waiting on that so-called proof of yours.
 
HUH....Where did I say I do NOT appreciate a good performance engine?? or the sound of a good performance engine. I've added racing cams to a stock GM 327 and Stock GM 427 engines. Both idled like crap...both had major gains in performance.....loved both engines...I wanted performance. Adding a racing cam was by far one of the cheapest ways to get significant gains in performance. The 327 I added a full racing cam...Took out the Rochester quadrajet and replaced it with a newer Holly carb. Also added a tuned dual exhaust. Back then those type of mods made significant performance gains.

EPA emissions put a damper on many of the do-it-yourself upgrades that was very common 30+ years ago. Also with the new advanced CAD systems engines can be designed and tested in real-time on the computer before the cast is even molded. Then it's just a matter of fine tuning. With computer controlled ignition and gas/air...it's a lot more difficult to get any significant gains. I'm sure you can find people who swear that they've seen gains..I know a few...but when truly tested...it was shown to be very little gain if any. Can you get gains...SURE you can. Significant gains...On SOME vehicles in certain situations that might be possible. But I haven't seen ONE yet for the 4runner. The 4runner is a truck...NOT a racing car. Best type of performance gains for a 4runner would be low-end torque/hp...which you're NOT going to get from intake manifold mod or exhaust mod...and especially NOT from a so-called performance chip.

You can tune engines today the same as they did in the "old days.." well your days. instead of a screwdriver we plug in computers. same **** different toilet. less gas, more air, hoter combustion= more power. most vehicles have a rich mixture from the factory so leaning the fuel out with computer chips does improve power. the same way you would lean out that holly carb on your old 327 with screw driver. the difference is the material's of the engines, they used to have steel pistons/ cast iron blocks. (they could run hotter temperatures burning more fuel putting more power to the ground) newer engines are made from cast alluminum, and have alluminum pistons. so your limited as to how much you can lean out the fuel delivery as to why theres no programming tuners like EFI live or etc.. for the 4runners they just wern't built internally to handle those applications.

with that said however, take a look at what engines guys are putting in supra's now a days I believe it starts with a 2 and ends with a UZ-FE and there pulling them out of 4runners, landcruisers, and tundra's and getting over 1000hp out of them after making them look like this ofcourse...
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where do think guys got there old hot rod engines, out of cars?? no not with there 2-bolt mains. Every built 350 or 383 stroker I've ever seen came out of a truck because there built for more low end torque and made with a 4-bolt main to handle higher compression an build more power.

Edit: with the exception of the few big block production hot rods
 

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I guess I should go take pictures of my certificates and license and other educational achievements. You're absolutely right that someone with no education would be hired to work on million dollar super cars like the MT900R or that the military would allow you to work on multi million dollar boats and air craft that thousands of people rely on daily around the world to save their lives?

You are the furthest thing from an engineer I have ever seen. I work with engineers daily and the level of maturity and expertise they possess you do not. I believe their are many actual engineers on this forum but you sir are not one.
 
aha...you keep arguing against something I NEVER EVER said. Is this to make yourself look good? I have no problem with a good discussion..but when you start arguing against things I NEVER EVER said...it's kinda childish isn't it??

Never ever said you couldn't have significant gains in an engine...what I said...and what this whole discussion was about...was getting significant gains from simple mods like a K&N air-intake system or a new exhaust. Significant gains from those type of mods are NOT going to happen.

Turbo charging an engine like the one you show above...yea..that's a great way to get great hp improvements. In fact if you look back at my earlier posts I even said so. Supercharging is also another great way to increase HP. There are probably many mods not yet listed...but that's NOT the discussion. Most if not all mods that are going to give you great gains are going to cost you significantly...or won't meet emissions....or both. It would be far cheaper (but less fun) to buy a vehicle with that kind of hp you wanted in the first place. The other problem with some of these performance mods is it puts significant strains on the engine. You run the risk of greatly reducing the longevity of the engine. Not saying that's a bad thing..but something to keep in mind when doing those mods.

I have installed a supercharger on a friends 1969 Trans-Am (Pontiac Big Block 350). The gains were extremely significant. I think he actually cut 3-4 seconds off his best quarter mile time. The cost back then (1974) was well over $1000. That's a months pay for a decent job back then.
 
bowtie...To be an engineer you first have to have LOGIC. You've shown me no such evidence that you have any. Sorry..but it's true.

All I asked from you was PROOF of what you claimed...That right there shows me your lack of understanding simple engineering principles. You've yet to show me the proof...instead you personally attack me. My 16yo knows more about science then ever could. Just because the military lets you play with their systems doesn't mean you have the slightest understanding on how it works. I use to design radar systems for the Airforce and Navy. I worked with many military techs....only a handful knew anything about engineering or science.
 
NO...because they are pretty much worthless. At best MARGINAL improvement. All they do is make the company selling them richer and the people buying them poorer.

The only aftermarket improvements that really work is turbo or super charger.

Quoting what you said you never claimed. Since your memory is foggy apparently
 
Enlighten me on the radar systems you designed for the military? I know you're lying because people involved with that sort of thing don't brag about it. I know people working on exactly that sort of project an have been sworn to above top secret security and can't even participate in any form of social networking.

You can throw out generic claims and question logic, but all you have managed to do is back pedal and contradict your own post.
 
Show me one engineer that brags about being an engineer? Majority of them are humble about their education and share very detailed information to help other people understand where they are coming from.
 
Where did you receive your engineering degree and in what year? What type of engineering did you major in? Enlighten us great engineer
 
You can throw out generic claims and question logic, but all you have managed to do is back pedal and contradict your own post.

WHAT....show me ONE place I back peddled..Your are such a child...

Again...where's the proof of what you keep claiming...Still waiting.....

Radar system...

OTH-B was one of the big ones I worked on. At the time it was the largest military contract EVER....Now if you claim you know something about this...you should be able to immediately tell us all what the B stands for. And for a bonus question...what it actually means.
 
Where did you receive your engineering degree and in what year? What type of engineering did you major in? Enlighten us great engineer

BS in Computer Science/Computer Engineering from Syracuse University 1979. MS in Applied Mathematics from Boston University 1986.
 
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aha...you keep arguing against something I NEVER EVER said. Is this to make yourself look good? nope just to get you to show us all how a professional engineer should conduct personal behavior over an interenet forum I have no problem with a good discussion..but when you start arguing against things I NEVER EVER said...it's kinda childish isn't it??

Never ever said you couldn't have significant gains in an engine...what I said...and what this whole discussion was about...was getting significant gains from simple mods like a K&N air-intake system or a new exhaust. Significant gains from those type of mods are NOT going to happen.

Turbo charging an engine like the one you show above...yea..that's a great way to get great hp improvements. In fact if you look back at my earlier posts I even said so. Supercharging is also another great way to increase HP. There are probably many mods not yet listed...but that's NOT the discussion. Most if not all mods that are going to give you great gains are going to cost you significantly...or won't meet emissions....or both. It would be far cheaper (but less fun) to buy a vehicle with that kind of hp you wanted in the first place. The other problem with some of these performance mods is it puts significant strains on the engine. You run the risk of greatly reducing the longevity of the engine. Not saying that's a bad thing..but something to keep in mind when doing those mods.

I have installed a supercharger on a friends 1969 Trans-Am (Pontiac Big Block 350). The gains were extremely significant. I think he actually cut 3-4 seconds off his best quarter mile time. The cost back then (1974) was well over $1000. That's a months pay for a decent job back then.

Yes we got that point the first post you made there was no need for you to continously rage about how CAI's and exhaust systems are usless. However, computer chips are not useless. There are some out there that are a rip off and do nothing but there are performance chips and programmers that will give signifigant gains to the 4runners if sourced and used properly with additional changes to allow the chip to be most efficient.

The 4runner is a truck...NOT a racing car. Best type of performance gains for a 4runner would be low-end torque/hp...which you're NOT going to get from intake manifold mod or exhaust mod...and especially NOT from a so-called performance chip.

you were refering to the 4runner being a truck and not a racing car however some racing cars are using 4runner engines.. would be the discussion base for my most previous post. just because its a truck doesnt mean theres not a racing class for it
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Also full racing or even half racing cams...they idle like crap.

Then this statement would be the discussion base for my first post. They dont idle like crap, that "crap" you speak of is the sound of raw engine power waiting to be unleashed. I've never heard any car guy refer to the idle of a built V8 as sounding like crap thats like a vegitarian saying salads taste bad
 

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Originally Posted by MikeInNH View Post
NO...because they are pretty much worthless. At best MARGINAL improvement. All they do is make the company selling them richer and the people buying them poorer.

The only aftermarket improvements that really work is turbo or super charger.
Quoting what you said you never claimed. Since your memory is foggy apparently

Here's my exact quote.....
Turbo charging an engine like the one you show above...yea..that's a great way to get great hp improvements. In fact if you look back at my earlier posts I even said so.

So I said that Turbo and Super charging DOES increase HP...and then later I said it..NOW YOUR saying that I backpedaled...It's your lack of reading comprehension and logic I keep taking about it. Nice try...C for effort.
 
aha...Let's look at the content of this discussion. Racing and street are completely different animals. Racking does NOT have to meet any of the EPA restrictions. This whole discussion was about adding performance to the stock 4runners. Nothing was said about racing.

you were refering to the 4runner being a truck and not a racing car however some racing cars are using 4runner engines.. would be the discussion base for my most previous post. just because its a truck doesnt mean theres not a racing class for it

True...But I didn't by my truck to race. Is there anyone in this forum is racing their 4runner?? Racing is NOT what this discussion has been about. More performance to me would be for things like towing...NOT high-end RPM's for racing. Completely different design approaches.

They dont idle like crap, that "crap" you speak of is the sound of raw engine power waiting to be unleashed

A full racing cam does idle like crap...it's the nature of the beast. But that's OK. You can get it to idle better at a higher RPM..but not at the 800 rpms. It's no where near as smooth idle as a stock engine. Not saying racing cams are bad. In fact if you want good power..they can be a great way to achieve it for little money (at least compared to a turbo charger).

There are some out there that are a rip off and do nothing but there are performance chips and programmers that will give signifigant gains to the 4runners if sourced and used properly with additional changes to allow the chip to be most efficient.

Show me the one that is. What I want to see is independent testing that PROVES there is actually an increase in performance and sill legal. I can find all the advertisement claims about these chips all day long. But to actually find one that works??? Not yet. I was first interested in performance chips when they first came out. I was looking at increasing the performance on my 90 Pathfinder. I did a lot of research back then..and studied how they actually work. Every thing I've read from all the independent testing (that wasn't paid for by the chip manufacturer) could only get marginal gains out of any chip by any manufacturer. Some vehicles show promising gains..but in general..they were pretty much bogus. Especially the ones that claim increased hp AND increased gas mileage.
 

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