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View Full Version : Welding an 38mm External Wastegate flange on to stock sr manifold


grnappletree14
08-22-2007, 01:02 PM
has any1 done this before, is this a good idea. will it make better response for my engine. lmk

s13silvia123
08-22-2007, 01:09 PM
someone did it search the FS thread there's a pic of it.

Irukandji
08-22-2007, 01:43 PM
Yeah its been done. Basically just cut a hole somewhere on the manifold, weld on a flange. Connect

rps13drift
08-22-2007, 08:45 PM
http://i8.photobucket.com/albums/a39/jadelynn04/P1010169_074_074.jpg

I personaly did this and i welded the internal wastegate shut on my 2871r. all you have to do is make sure you mount the wastegate where all the runners meet on the manifold and make sure you dont you dont put it on a single runner or it will cause lean conditions on that runners cylinder. I actualy still have my manifold pre-made if your looking to purchase one? pm me if interested.

ch1873857
08-22-2007, 09:13 PM
one of the things i hate the most. welding cast iron, good luck.

opponheimer
08-24-2007, 11:24 AM
I did it too. my whole kit is fs. I cut out the runner dividertoo so it will get max flow to the wg

j20accord00
08-24-2007, 11:28 AM
I did it too. my whole kit is fs. I cut out the runner dividertoo so it will get max flow to the wg

how much you want for the manifold and wastegate?

LongGrain
08-24-2007, 11:46 AM
one of the things i hate the most. welding cast iron, good luck.

werd, it sucks!

-=RS13=-
08-24-2007, 12:38 PM
Its easy, however i am not a big fan of the sound of an open tial gate, here and some pics of mine and a shameless plug at my FS thread

http://www.zilvia.net/f/showthread.php?t=150272