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Scion xA/xB 1st-Gen Drivetrain & Power Engine and transmission discussions...

Header?

Old Feb 23, 2009 | 06:46 AM
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Default Header?

Anyone have the Megan Racing ones?

The DC sports headers cost twice as much.

I'm just wondering if they're worth it.
Old Feb 23, 2009 | 06:56 AM
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I don't mean to sound like a **** but our cars only have one header so its header not headers
Old Feb 23, 2009 | 07:24 AM
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yeah i got em i got version 1. the diff is threads to put a screw in. works just fine no problems at all kinda of a pain to get em on since the !!HEADER!! lol is in the back..
Old Feb 23, 2009 | 07:49 AM
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Default Re: Headers?

Originally Posted by Zman
Anyone have the Megan Racing ones?

The DC sports headers cost twice as much.

I'm just wondering if they're worth it.
Not really, I like my 50 dollar ebay coated header. Works perfect.
Old Feb 23, 2009 | 07:58 AM
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Sorry I didn't mean to make it plural, I understand. 4 to 1 << ha righhttttt.

But you know what I mean.

Yeah I'm worried that it'll be too much of a pain to install, it's a pretty tight fit it looks like.
Old Feb 23, 2009 | 07:16 PM
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it was more of a pain for the 2 bottom screw's becuase i have the first version so i had to get em on with those dam springs on the screw..gave up and had my buddy do the 2 screws at his shop but the install is not to bad about 1 hr worth of work..its worth it..i got i/h/e and around 3,900 rpm it pulls
Old Feb 24, 2009 | 03:56 AM
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That's awesome.

I'm looking at ebay and some are selling for more than websites are offering.

I'm skeptical about the $50 header.
Old Feb 24, 2009 | 05:52 AM
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I'm on the fence with the $179 Megan Racing header or the DC sports for $259...

I'll go with the cheaper one probably.
Old Feb 24, 2009 | 05:56 AM
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this one looks awesome, especially since it comes with s-pipe.

http://weapon-r.com/english/index.ph...oducts_id=6336

It seems more expensive @ 525, but it is 2 parts.
Old Feb 24, 2009 | 05:59 AM
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Originally Posted by Zman
That's awesome.

I'm looking at ebay and some are selling for more than websites are offering.

I'm skeptical about the $50 header.
dude ebay header FTW! i have it in mine and love it. i got the black one. nothing has gone wrong since i put it in. best power mod i have done. (cheapest too)
Old Feb 24, 2009 | 06:13 AM
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Originally Posted by EAmon
Originally Posted by Zman
That's awesome.

I'm looking at ebay and some are selling for more than websites are offering.

I'm skeptical about the $50 header.
dude ebay header FTW! i have it in mine and love it. i got the black one. nothing has gone wrong since i put it in. best power mod i have done. (cheapest too)
Really? I guess I should then.

Originally Posted by equinox2355
this one looks awesome, especially since it comes with s-pipe.

http://weapon-r.com/english/index.ph...oducts_id=6336

It seems more expensive @ 525, but it is 2 parts.
That is awesome, but it's for the Gen2 xB.

Weapon R is really expensive...
Old Feb 24, 2009 | 06:46 AM
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I just got the Weapon-r 4/2/1 header. Love it. Really pulls in the low and mid RPM range. You won't be able to use the stock heat shield and the two spring bolts on the exhaust donut gasket are not threaded so it's a bit of a pain to install but if you have air tools, not too dificult. I'm probably going to get a lightened pulley next.
Old Feb 25, 2009 | 01:48 AM
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ahh I was waiting for someone to mention the weapon R 4-2-1 header, I've been watching for deals on that one myself.

Although I thought it did work with the stock heat shield....
Old Feb 25, 2009 | 01:55 AM
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I have the Megan v1 header. It works fine, but yeah having the two holes not be threaded was a pain int he rump, but after that it's pretty good. The stock spring loaded bolts were a biscuit too.
Old Feb 25, 2009 | 02:19 AM
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I got one of the last (what is now) Weapon-R headers. Mine was still a Monster MotorWorks one... heatshield tabs on it, threaded collector, fantastic piece.
Old Feb 25, 2009 | 05:52 AM
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Yeah Weapon R is hard to find on ebay.

Is 4-2-1 better than 4-1?

So with the Megan header, can I use the stock heat shield?
I'm looking around for places to install it, most places specialize in wheels and tires or body work though.
Old Feb 25, 2009 | 07:31 AM
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Originally Posted by Zman
Yeah Weapon R is hard to find on ebay.

Is 4-2-1 better than 4-1?

So with the Megan header, can I use the stock heat shield?
I'm looking around for places to install it, most places specialize in wheels and tires or body work though.
Depends on what your looking for. I wanted more low end / mid range torque so I went with the 4/2/1 header knowing that I wouldn't get the same top end gain as the 4-1 header.

If you were looking for top end gains, then the 4-1 header knowing that you wouldn't gain in the low to mid RPM range.

Please note: I have read on several posts that if you have a 4-1 header and a CAI, you may lose torque on the low/mid range. If you had a SRI, it would not be as noticible.
Old Feb 28, 2009 | 02:15 AM
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That doesn't sound good.

Although 110hp to 120hp (if that) isn't a big deal anyway.

I'm looking for a nice sound as well.

This guy I know that knows a lot about cars said that headers are generally very hard to install, will anything have to be removed to install a header in the xB?
Old Feb 28, 2009 | 10:25 AM
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Does anyone know of dyno results from adding a header? Something independent of the vendor.
Old Feb 28, 2009 | 02:15 PM
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Originally Posted by Zman
This guy I know that knows a lot about cars said that headers are generally very hard to install, will anything have to be removed to install a header in the xB?
You remove the stock heat shield if that counts.
Really tho, the xB header is a piece of cake to install as long as you have the collector bolts needed. I reused my stock donut and the install (taking my time) was under an hour. The only real pain is working between the firewall and motor. It does help to have the front end up on jack stands so you can use a long extention on the lower connection.

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