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Stone
10-04-2001, 09:02 PM
I don't have much progress to show but I
did complete the merge and flange which did
take alot of time to make. The 2 pipes from
part 5 were welded together

http://www.v6power.net/images/gaston/turbo/turbo7a.jpg

I complete the flange that bolts up to the
turbine inlet on the turbo. It gets HOT so
thick steel is needed to prevent warping.
The turbine inlet is a split entry.

http://www.v6power.net/images/gaston/turbo/turbo7b.jpg

Here is the view the exhaust has going into
the merge. I grinded the flange to smooth
the transition into the turbine as best as
I could:

http://www.v6power.net/images/gaston/turbo/turbo7c.jpg

Here is how the turbo looks with the merge
pipes attached. Aint she pretty? images/smiles/icon_smile.gif

http://www.v6power.net/images/gaston/turbo/turbo7d.jpg

The merge pipes and flange will sit like this
in the engine bay, with the flange horizontal
to the ground:

http://www.v6power.net/images/gaston/turbo/turbo7f.jpg

And this is the turbine with merge pipes
attached. Its easy to picture how the turbo
is spun in this pic. One pipe from each
header meet and run up into the turbine
inlet. This spins the impeller fins to spool
the turbo and the exhaust is spit out the
huge 3.5" outlet

http://www.v6power.net/images/gaston/turbo/turbo7e.jpg

[ October 05, 2001: Message edited by: Gaston ]

[ October 12, 2002: Message edited by: Gaston ]</p>

Bloodninja
10-04-2001, 09:08 PM
Why am I always the first to reply to these? Anyway, it's really getting interesting now.

Nice touch with the grinding on the flange, you're really paying attention to detail.

pb_milan
10-04-2001, 09:17 PM
dang... looking good !

can't wait to see the end product images/smiles/icon_cool.gif

pb_milan
10-04-2001, 09:18 PM
<BLOCKQUOTE><font size="1" face="Verdana, Arial">quote:</font><HR>Originally posted by Bloodninja:
Why am I always the first to reply to these? <HR></BLOCKQUOTE>

you're a step quicker then me
i seem to be the 2nd to post after you images/smiles/icon_biggrin.gif

Bloodninja
10-04-2001, 09:45 PM
Never having examined an actual turbo..

Question: On turbos with a split turbine entry, does it stay split or is it just a brace bar?

Stone
10-04-2001, 09:56 PM
it stays split for some distance up

slow
10-04-2001, 10:23 PM
looks great images/smiles/icon_smile.gif

Keep these posts coming, i need all the ideas i can get.

Ryan. images/smiles/icon_cool.gif

Clint
10-04-2001, 11:20 PM
<BLOCKQUOTE><font size="1" face="Verdana, Arial">quote:</font><HR>Originally posted by Bloodninja:
Never having examined an actual turbo..

Question: On turbos with a split turbine entry, does it stay split or is it just a brace bar?<HR></BLOCKQUOTE>

it is there to keep velocity up for the longest time before merging and also straighten out the airflow, since turbos can have the exhaust side inlet coming in from all directions and that can cause a lot of turbulence...

gitman
10-04-2001, 11:43 PM
very impressive.

Stone
10-05-2001, 05:57 AM
<BLOCKQUOTE><font size="1" face="Verdana, Arial">quote:</font><HR>Originally posted by Clint:
it is there to keep velocity up for the longest time before merging and also straighten out the airflow, since turbos can have the exhaust side inlet coming in from all directions and that can cause a lot of turbulence...<HR></BLOCKQUOTE>

Its there to keep exhaust pulses seperate
until they hit turbine wheel. So kind of
like the opposite of an X-pipe. On an I4
you have 4 pulses every 2 crank rotations
so it helps them. On a V6 you have an exhaust
pulse every 120* and every 90* on a V8 so
as you add cylinders it gets less and less
important to keep the pulses seperate. Plus
unless you have both sides exactly piped
the timing of the pulses will be off. Thats
why I merged the pipes together, ideally
you want to keep them divided all the way
up but I talked to several people and no
one seems to think its worth the trouble.
And all the big race turbos I've seen don't
even have a split inlet turbine.

Gaston
PS-Its purpose is to combat lag, which I4
turbo street cars are most concerned about.
The racing community doesnt care much about
lag.

[ October 05, 2001: Message edited by: Gaston ]

doug
10-05-2001, 01:55 PM
dang gaston looking good! cant wait to see when you get all of it finished because than i can try it. good luck on the rest of it and again its looking great! later whitestang94

spacemanspiff
10-05-2001, 03:43 PM
dude, that is going to be sick! i always wanted to fabricate a turbo system for my car, but i don't have the moola. what year is your car gaston? sorry i just got here!

Stone
10-05-2001, 06:33 PM
<BLOCKQUOTE><font size="1" face="Verdana, Arial">quote:</font><HR>Originally posted by spacemanspiff:
what year is your car gaston?<HR></BLOCKQUOTE>

'98