LT1-LT4 Modifications 1993-97 Gen II Small Block V8

1 7/8" headers?

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Old 06-24-2009, 11:33 PM
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Default 1 7/8" headers?

Is headman the only company that makes 1 7/8 headers that aren't stepped?
Also how do they fit? Any help is welcomed.(I need them fyi)

Thanks,
Ben
Old 06-24-2009, 11:49 PM
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i have seen dynos of people loosing much horsepower on 1 7/8 headers compared to 1 3/4.
Why are you wanting these?
Old 06-25-2009, 12:37 AM
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Nah bro I think your mistaken. A stock lt1 might lose some bottom end power from headers that big, but they make up for it in the upper rpm's. Especially heads/cam 355's and strokers. The op would definately benifit from the 1 7/8 headers, especially for that D1R.
Old 06-25-2009, 01:10 AM
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my bad man, didnt see the D1R.
Old 06-25-2009, 05:57 AM
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i have a set of hedmans brand new in the box coated by jet hot. very nice header. i may be getting rid of them
Old 06-25-2009, 07:50 AM
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If your not making big power IE 300RWHP, go with the 3/4's. I dont see how it would hurt with big power engines. I have LPP stepped 7/8 on my 384RWHP motor and cant say if they helped or hurt.

To answer your question.
Hedman
Kooks
LPP

Last edited by wrd1972; 06-25-2009 at 08:19 AM.
Old 06-25-2009, 08:08 AM
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Hedman, to my knowledge is the only company who make a 1 7/8 non stepped header for these cars.

They will not fit with an A/c Box under the hood, I modded mine to work with A/C.

Bigger headers DO NOT hurt power, where this crap came from I dont know. It may MOVE the power around in the RPM range, thats about it.

I have them on my car.
Old 06-25-2009, 08:34 AM
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I thought Kooks made a 1 7/8" header for these cars, but that doesn't appear to be the case. And bigger isn't necessarily always better.
Old 06-25-2009, 09:16 AM
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Originally Posted by BTC
I thought Kooks made a 1 7/8" header for these cars, but that doesn't appear to be the case. And bigger isn't necessarily always better.
the OP asked about NON-STEPPED headers. the people who can read have been answering w/ the only non-stepped 7/8 headers.
sorry but the reading skills on here have gone way down hill lately.
Old 06-25-2009, 09:18 AM
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Originally Posted by z_speedfreak
the OP asked about NON-STEPPED headers. the people who can read have been answering w/ the only non-stepped 7/8 headers.
sorry but the reading skills on here have gone way down hill lately.
When you use 1 7/8 headers don't you have to use the Stahl pattern to get them to work correctly?
Old 06-25-2009, 09:23 AM
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Originally Posted by z_speedfreak
the OP asked about NON-STEPPED headers. the people who can read have been answering w/ the only non-stepped 7/8 headers.
sorry but the reading skills on here have gone way down hill lately.
Could you please point out exactly what it was about my post that lead you to believe I was referring to a stepped header design? Personally, I don't see anything, but apparently my skills for reading & comprehension leave something to be desired. And wouldn't 7/8 headers be really small?
Old 06-25-2009, 09:43 AM
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Originally Posted by BTC
Could you please point out exactly what it was about my post that lead you to believe I was referring to a stepped header design? Personally, I don't see anything, but apparently my skills for reading & comprehension leave something to be desired. And wouldn't 7/8 headers be really small?
wow I have to spell it out?..kooks does make a 1 7/8, ppl said hedman was the only manufacturer(non-stepped) so you took it as kooks didn't make a 7/8 size. and a strict 7/8 header would be small which is why ther aint such a size for sbc's jackass, you know it was short for 1 7/8
Old 06-25-2009, 10:24 AM
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Originally Posted by z_speedfreak
wow I have to spell it out?..kooks does make a 1 7/8, ppl said hedman was the only manufacturer(non-stepped) so you took it as kooks didn't make a 7/8 size. and a strict 7/8 header would be small which is why ther aint such a size for sbc's jackass, you know it was short for 1 7/8
I guess you do have to spell it out, because I'm certainly not clear on what you're trying to say. I was curious why you jumped my **** about stepped headers when I didn't even mention stepped headers. I thought Kooks made a 1 7/8" header for LT1's because I thought I had seen it listed on their website, but I no longer see such a product on their website, or their vendors' websites. Perhaps I'm mistaken in my belief that I had seen the product, or perhaps the product has been discontinued, or perhaps it's a special order product.
Old 06-25-2009, 11:53 AM
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Originally Posted by z_speedfreak
the OP asked about NON-STEPPED headers. the people who can read have been answering w/ the only non-stepped 7/8 headers.
sorry but the reading skills on here have gone way down hill lately.
Using 1 7/8 and NON stepped is like throwing a screwball IMHO which can easily be misread. So please excuse the **** out of me.
Old 06-25-2009, 12:31 PM
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i would buy 1 7/8 it will give you room to grow. works well with nitrous or charger for sure. buy once not twice. i also have a set forsale.
Old 06-25-2009, 12:36 PM
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Originally Posted by halucinator
When you use 1 7/8 headers don't you have to use the Stahl pattern to get them to work correctly?
Yes they require adapter plates.
Old 06-25-2009, 02:43 PM
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BTw, the adapter plates come with the hedman headers. A great quality header.
Old 06-25-2009, 08:40 PM
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94 guy you have a pm. Thanks guys for the response I still didnt read if they fit well though and does anybody have pics? I need these for the car in my sig I am going for the 1k rwhp mark with a ltx and blower so every little bit help and the motor turns 7400rpm so it is very peaky anyway.
Old 06-25-2009, 09:47 PM
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well I'll go ahead and pull my head out of my ***, sorry for being a ***** earlier guys. was in a bad mood this mornin..was supposed to be working. anyways my bad
Old 06-26-2009, 10:32 AM
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I've only seen hedman's used, where can you buy them new?

-Dustin-


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