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> 4AGE 20V Blacktop with stock header, will it fit my stock 7AFE exhaust
post Apr 23, 2013 - 5:27 AM
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onnaj

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Hello,

As some of you might know i'm busy with a 4AGE BT conversion. Only thing i'm wondering now is when i put the 4AGE 20V header on the 7AFE downpipe if the lenght will be equal comparing it with the stock 7AFE engine with stock (4-2-1) 7AFE header?

As you can see on the pictures the itselves header fits perfect! Even the sizes are the same (both around 38.9mm = 1.566") All i need to know before the swap is if the lenght will be the same.

Pictures of the 'new' header with an old downpipe i had lying around wink.gif:









This post has been edited by onnaj: Apr 23, 2013 - 5:33 AM


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post Apr 26, 2013 - 11:18 AM
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Smaay

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you are asking a good question but its very easily answered. just put the 2 headers next to each other and compare. or do you not have the 7A header?


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2001 Celica GT-S Turbo
1997 Supra TT 6speed
1997 Celica 3MZ/1MZ swap
1990 Celica All-Trac
post Apr 26, 2013 - 4:10 PM
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onnaj

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QUOTE (Smaay @ Apr 26, 2013 - 6:18 PM) *
you are asking a good question but its very easily answered. just put the 2 headers next to each other and compare. or do you not have the 7A header?


It's still on the engine, so i was hoping someone would know this wink.gif It's my daily that's also a reason why i wanted to know it before the swap smile.gif


QUOTE
Engine swapping and not redoing the exhaust? Why would you want to keep the restrictive factory exhaust?

The sizes of the header and downpipe are the same, why should i replace the exhaust? For a NA engine, bigger is absolutely not better. The Blacktop does lack some torque already and with a big sized exhaust this would be worse. Toyota must have a reason to mount a 'small' size exhaust.

Besides that, the exhaust is something i can do later on. I prefer spending my money on having a near new engine which the blacktop is at the moment.

An option i keep in mind though, is to buy a 3SGE exhaust later on. It's a bit bigger but lacks the back pressure i have now. Don't forget the blacktop still is only a 1.6 smile.gif

But i like to hear your opinions on my thinking. Those are always welcome biggrin.gif

This post has been edited by onnaj: Apr 26, 2013 - 4:11 PM


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