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Talk to me about exhaust

I use exhaust manifold gaskets between the head and header instead of header gaskets and have the exhaust shop weld the pipe directly to the collector, no leaks.
 
I put thorley tri-y's on my 73, they were like $350 from summit. Good headers, not a speck of rust in 1 1/2 years, and I live in the salt air, 5 blocks from the ocean, and constant fog. They have a nice thick flange, too. I went with 2 1/2" y pipe into 3" , and a 3" in/out flowmaster series 50 SUV. Too loud in my opinion, especially inside the cab. But I do not run a cat either, which acts like a muffler on its own. /forums/images/graemlins/dunno.gif
 
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Headers will gain you more than any other modification for power that you can do to your truck.

Once again, duals without headers is a waste of money.

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So headers add more HP than a supercharger? /forums/images/graemlins/rolleyes.gif

And you're still gaining flow and HP without headers over a stock exhaust, so how can it be a watse of money?

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Doing a supercharger right involves rebuilding the engine. Although it looks like a bolt on, that couldn't be further from the truth if you want to do it correctly.

As to how it is a waste of money, more gain will come from the headers themselves than the dual exhaust system. The manifolds are so restrictive that it really doesn't matter how efficient of an exhaust you build, they are going to be a major shortcoming reguardless.

If you dont care about power and are just going for a certain sound, don't even bother with the headers. If you are actually after a performance increase you are wasting your money by not installing headers.
 
I just did this....

Hooker Headers - $156

Two Dynomax Super Turbos $72 (Summit Racing)

Full length 2.5" duals $180....

Total $$408 Shop around. Most exhaust places charge you a butload more for mufflers than you can get for yourself.
 
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Doing a supercharger right involves rebuilding the engine. Although it looks like a bolt on, that couldn't be further from the truth if you want to do it correctly.

As to how it is a waste of money, more gain will come from the headers themselves than the dual exhaust system. The manifolds are so restrictive that it really doesn't matter how efficient of an exhaust you build, they are going to be a major shortcoming reguardless.

If you dont care about power and are just going for a certain sound, don't even bother with the headers. If you are actually after a performance increase you are wasting your money by not installing headers.

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Doing a supercharger does not always involve rebuilding the engine. Most of these bolt on supercharger kit are designed to work with a stock set-up. Hence the reason they sell them as a bolt on kit and sell them for many vehicles.

So everyone that is after the higher flowing Ram Horn manifolds are all wasting their time? And it is not a waste of time or money going to dual exhaust, you're still gaining HP... Some people just dont want to [darn] with the added pain in the ass that headers are. Sure they will make more power than a stock manifold, but saying you're wasting your time and money not going with headers is a stupid comment... You're still gaining HP over stock and anytime you gain HP, you're not wasting money or time.
 
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Doing a supercharger right involves rebuilding the engine. Although it looks like a bolt on, that couldn't be further from the truth if you want to do it correctly.

As to how it is a waste of money, more gain will come from the headers themselves than the dual exhaust system. The manifolds are so restrictive that it really doesn't matter how efficient of an exhaust you build, they are going to be a major shortcoming reguardless.

If you dont care about power and are just going for a certain sound, don't even bother with the headers. If you are actually after a performance increase you are wasting your money by not installing headers.

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Doing a supercharger does not always involve rebuilding the engine. Most of these bolt on supercharger kit are designed to work with a stock set-up. Hence the reason they sell them as a bolt on kit and sell them for many vehicles.

So everyone that is after the higher flowing Ram Horn manifolds are all wasting their time? And it is not a waste of time or money going to dual exhaust, you're still gaining HP... Some people just dont want to [darn] with the added pain in the ass that headers are. Sure they will make more power than a stock manifold, but saying you're wasting your time and money not going with headers is a stupid comment... You're still gaining HP over stock and anytime you gain HP, you're not wasting money or time.

[/ QUOTE ] Okay, my thinking on this. If someone go's with the hassel of one of those bolt on superchargers, then why wouldn't they go with a set of headers also ??? The whole point of a supercharger is too make more power, why would you want too restrict the exhaust if making more power is the goal ??? /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif BTW, What hassels are you refering to with hearders ???
 
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Okay, my thinking on this. If someone go's with the hassel of one of those bolt on superchargers, then why wouldn't they go with a set of headers also ??? The whole point of a supercharger is too make more power, why would you want too restrict the exhaust if making more power is the goal ??? /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif BTW, What hassels are you refering to with hearders ???

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You missed the whole point of our conversation. Only reason a super charger was brought up is because Tim said: "Headers will gain you more than any other modification for power that you can do to your truck."

Headers hassels include, burnout gaskets/leaking, rusting out, cracking, etc.. But my point is that duals are not worthless or a waste of time/money without headers like Tim is claiming.
 
That sounds like a plan, however I cannot find the exhaust kit so far online. 73 and up are no problem, they're all over the place I just can't find one for a 1st gen.

And as far as all the comments about sound vs. HP gain: I could care less about the sound, as a matter of fact I would like it as quiet as possible, I'm just looking to squeeze as much power out of this configuration as possible as I won't be going out and buying a big block any time soon.
 
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Okay, my thinking on this. If someone go's with the hassel of one of those bolt on superchargers, then why wouldn't they go with a set of headers also ??? The whole point of a supercharger is too make more power, why would you want too restrict the exhaust if making more power is the goal ??? /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif BTW, What hassels are you refering to with hearders ???

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You missed the whole point of our conversation. Only reason a super charger was brought up is because Tim said: "Headers will gain you more than any other modification for power that you can do to your truck."

Headers hassels include, burnout gaskets/leaking, rusting out, cracking, etc.. But my point is that duals are not worthless or a waste of time/money without headers like Tim is claiming.

[/ QUOTE ]Yeah, I just read the last post I replied to. But I've got too add my 2 cents to this also. I haven't had those problems with headers, but then again, I always spend a few bucks more for the higher quality stuff. For the K5, I would use the Thorley Tri-Y's. I belive they are very well built out of thicker metal. Gaskets, I like the collectors Flange I do maintain them by tighting the bolts everytime I do a oil change, but that's no big deal in my opinion.
 
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That sounds like a plan, however I cannot find the exhaust kit so far online. 73 and up are no problem, they're all over the place I just can't find one for a 1st gen.

And as far as all the comments about sound vs. HP gain: I could care less about the sound, as a matter of fact I would like it as quiet as possible, I'm just looking to squeeze as much power out of this configuration as possible as I won't be going out and buying a big block any time soon.

[/ QUOTE ] Exhaust "kits" usely don't fit perfectly in my opinion. I normally go to the exhaust shop and have them bend some pipes for me, take them home and install it myself.
 
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Okay, my thinking on this. If someone go's with the hassel of one of those bolt on superchargers, then why wouldn't they go with a set of headers also ??? The whole point of a supercharger is too make more power, why would you want too restrict the exhaust if making more power is the goal ??? /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif /forums/images/graemlins/confused.gif BTW, What hassels are you refering to with hearders ???

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You missed the whole point of our conversation. Only reason a super charger was brought up is because Tim said: "Headers will gain you more than any other modification for power that you can do to your truck."

Headers hassels include, burnout gaskets/leaking, rusting out, cracking, etc.. But my point is that duals are not worthless or a waste of time/money without headers like Tim is claiming.

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As you already know, an engine is just a big air pump.

Installing a supercharger without a very efficient exhaust system would be stupid.

Dollar for Dollar there are very few modifications that will create the power that headers do on such a low budget.

Having built a dual exhaust system without headers before I can tell you that I definitely wouldn't do that again, and it certainly was a waste of time and money.
 
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Doing a supercharger does not always involve rebuilding the engine. Most of these bolt on supercharger kit are designed to work with a stock set-up. Hence the reason they sell them as a bolt on kit and sell them for many vehicles.

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I don't know of any bolt on supercharger kits for carburated vehicles.

Reguardless, to optimize any supercharger setup requires a LOT of tuning, its not a bolt on, but you can think what you want.
 
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Yeah, I just read the last post I replied to. But I've got too add my 2 cents to this also. I haven't had those problems with headers, but then again, I always spend a few bucks more for the higher quality stuff. For the K5, I would use the Thorley Tri-Y's. I belive they are very well built out of thicker metal. Gaskets, I like the collectors Flange I do maintain them by tighting the bolts everytime I do a oil change, but that's no big deal in my opinion.

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My 89 is the first truck I have owned with headers... My friend used Earls alum gaskets at the head and I never had a problem, but they only lasted abotu 3-4 years and I just replaced them this last weekend.... I replaced them with HEdmans(they were hooker) so hopefully they will last longer. Plus since they are new, if they start rusting on me, I can prevent it by cleaning them up and repaint the area.. Most people I see with problems have Hooker or similar type of headers.. Haven't met anyone with Thorleys or Sandersons... On somewhat stock engines and set-ups, I would sacrifice a few HP for reliablility especially on a wheelin rig.
 
no rust on those thorleys huh, thats cool i figures i would have to buy the ceramic ones to defeat the header rust problems
 
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I don't know of any bolt on supercharger kits for carburated vehicles.

Reguardless, to optimize any supercharger setup requires a LOT of tuning, its not a bolt on, but you can think what you want.

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Yes a supercharger would require extensive tuning, but I was just arguing the point that you made about headers adding the most power gain..

Vortech makes a kit for carburated vehicles. They just installed two on one of those overhaul shows.... /forums/images/graemlins/thumb.gif
 
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Hijackin' bastards. /forums/images/graemlins/whistling.gif

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Sorry! /forums/images/graemlins/whistling.gif /forums/images/graemlins/thumb.gif
 
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Hijackin' bastards. /forums/images/graemlins/whistling.gif

[/ QUOTE ]Welcome to the board. /forums/images/graemlins/histerical.gif /forums/images/graemlins/histerical.gif
 
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