New long tube headers for the LSx??
http://www.edelbrock.com/automotive_...petition.shtml
These new drag race headers have innovative features to maximize power potential in competition. They are engineered with the correct firing order pulse sequence in the collector, unlike most competitors' headers. The 3/8" thick laser-cut flanges are robotically welded and contoured for a perfect fit. New fully welded headers include O2 sensor bosses and collectors for a no-leak installation right out of the box. Headers with slip-on merge collector feature an expansion cone on the exit of the collector. The slip-on design allows for tuning the primary tube lengths to individual engine requirements. Collector retainer brackets and scavenge tubes can be welded on after header tuning has been completed. 1-3/4", stepped to 1-7/8", 3-1/2" collector, mild steel
Seem nice and I like the way they step up in size.. Anyone try these yet?
http://www.edelbrock.com/automotive_...petition.shtml
These new drag race headers have innovative features to maximize power potential in competition. They are engineered with the correct firing order pulse sequence in the collector, unlike most competitors' headers. The 3/8" thick laser-cut flanges are robotically welded and contoured for a perfect fit. New fully welded headers include O2 sensor bosses and collectors for a no-leak installation right out of the box. Headers with slip-on merge collector feature an expansion cone on the exit of the collector. The slip-on design allows for tuning the primary tube lengths to individual engine requirements. Collector retainer brackets and scavenge tubes can be welded on after header tuning has been completed. 1-3/4", stepped to 1-7/8", 3-1/2" collector, mild steel
Seem nice and I like the way they step up in size.. Anyone try these yet?
j/k

Here is a thread from two years ago.. similar to this one

https://ls1tech.com/forums/generation-iii-external-engine/52232-edelbrock-headers.html
j/k

Here is a thread from two years ago.. similar to this one

https://ls1tech.com/forums/showthread.php?t=52232

First I had heard of them.. and I don't ever recall seeing anyone talk about them on here.. I got a tech letter about them and I was like WTF..
We have a search feature???
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1998-99 Camaro/Firebird with LS1, fully welded
(1-3/4", stepped to 1-7/8", 3-1/2" collector, mild steel) #65653
John
...wish they were in from the start, might have kept prices down. Ah well, too late the hero.

First I had heard of them.. and I don't ever recall seeing anyone talk about them on here.. I got a tech letter about them and I was like WTF..
We have a search feature???
I am not sure if they come coated yet. A few buy them and then send them to jet hot for coating. I heard that installation was like the new pacesetter style headers. So, pretty darn good.
than the slp's they are replaceing.I hope I pick up some power also,but I won't be
able to document that as I'm changing some other components at the same time. The
ypipe looks good also and was very resonable on price .



