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s10ls's new turbo/mpfi/bowtie head project


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Old 02-14-2008, 08:39 PM   #201
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Re: s10ls's new turbo/mpfi/bowtie head project

I think it is a tossup between the piston and the rods, but I think it will go for a while yet. That thing will be crazy at 30+ PSI. I'll drive all the way down there to take a ride in it.

Maybe you will get a cool one and split the whole block in half like my friends 5.0 mustang

Last edited by King_Ice_Flash2 : 02-14-2008 at 08:40 PM.
Old 02-15-2008, 09:43 PM   #202
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Re: s10ls's new turbo/mpfi/bowtie head project

Has anyone on the forum pushed it that far yet? I've only heard about premature breaks, going lean/detonation or something.
Old 02-15-2008, 10:18 PM   #203
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote:
Maybe you will get a cool one and split the whole block in half like my friends 5.0 mustang
well theres your problem...... its a ford block... =P
Old 02-16-2008, 10:25 AM   #204
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by phunk
you should take a set of stock manifolds and bolt them on the heads while they are on the bench and put in some plugs.

if clearance appears to be an issue, if you think it would help, i could CNC machine you 6 spacers to bring the manifolds out a little... would that still clear the steering shaft, etc? would require mods to the crossover pipe of course, and maybe the downpipe.
phunk i'm going to send you a PM. i am ready for those spacers, but i'm going to use them as flanges for my headers. i am hoping to start on them soon
Old 02-17-2008, 07:05 PM   #205
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Re: s10ls's new turbo/mpfi/bowtie head project

can anyone out there cut me 6 individual exhaust manifold flanges in mild steel, or know someone who can? i dont want connected flanges

i can send a paper template of exactly what i want

thanks
Old 02-20-2008, 08:35 AM   #206
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Re: s10ls's new turbo/mpfi/bowtie head project

I believe I could get it done... PM me with more details and Ill talk to the fabricator at work.
Old 02-20-2008, 09:45 AM   #207
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Re: s10ls's new turbo/mpfi/bowtie head project

guhman you have mail

also i have changed my mind on the flanges, i would like them connected

here is a link to a picture of what i want but in mild steel:

http://www.sytyperformance.com/index...mart&Itemid=26
Old 02-20-2008, 12:31 PM   #208
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
guhman you have mail

also i have changed my mind on the flanges, i would like them connected

here is a link to a picture of what i want but in mild steel:

http://www.sytyperformance.com/index...mart&Itemid=26
If needed, I can cut them on our CO2 laser at work for you. PM me if you still need them done.
Old 02-21-2008, 08:12 PM   #209
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Re: s10ls's new turbo/mpfi/bowtie head project

thanks for the offer rob, if some other options i have already looked into fall through i'll let you know

so i added 8 degrees of timing to my entire spark map today and it definitely feels stronger than ever, and it took it like a champ, meaning it didnt blow up lol. i'm now in the 30 degrees advance range at 20psi. i think i'm gonna advance it more tomorrow
Old 02-21-2008, 09:04 PM   #210
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
thanks for the offer rob, if some other options i have already looked into fall through i'll let you know

so i added 8 degrees of timing to my entire spark map today and it definitely feels stronger than ever, and it took it like a champ, meaning it didnt blow up lol. i'm now in the 30 degrees advance range at 20psi. i think i'm gonna advance it more tomorrow
Not a problem, just let me know.

When you going to get some 1/4 mile times on that beast.
Old 02-21-2008, 09:30 PM   #211
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
thanks for the offer rob, if some other options i have already looked into fall through i'll let you know

so i added 8 degrees of timing to my entire spark map today and it definitely feels stronger than ever, and it took it like a champ, meaning it didnt blow up lol. i'm now in the 30 degrees advance range at 20psi. i think i'm gonna advance it more tomorrow
keep a video camera ready
Old 02-21-2008, 10:01 PM   #212
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
thanks for the offer rob, if some other options i have already looked into fall through i'll let you know

so i added 8 degrees of timing to my entire spark map today and it definitely feels stronger than ever, and it took it like a champ, meaning it didnt blow up lol. i'm now in the 30 degrees advance range at 20psi. i think i'm gonna advance it more tomorrow

this is on ur current build? stock internal 2114 right?
Old 02-21-2008, 11:03 PM   #213
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by meyers2211
this is on ur current build? stock internal 2114 right?
yes, stock TBI short block, stock vortec heads, a very mild crane cam and a 2114
Old 02-22-2008, 12:41 AM   #214
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Re: s10ls's new turbo/mpfi/bowtie head project

interesting, when we ran any more than 21 degrees timing she was far from knocking but i lost a lot of power. 20 degrees steady from 4400 to redline made the best power for my setup. From my tuning books peak advance is supposed to be at peak torque
Old 02-22-2008, 02:51 PM   #215
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by meyers2211
interesting, when we ran any more than 21 degrees timing she was far from knocking but i lost a lot of power. 20 degrees steady from 4400 to redline made the best power for my setup. From my tuning books peak advance is supposed to be at peak torque
our motors are to different to compare like that imo

i shift at 4800-5000rpm also
Old 02-26-2008, 02:35 PM   #216
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Re: s10ls's new turbo/mpfi/bowtie head project

30 degree's.. thats getting impressive, you should get it dyno'ed just so you know...

Also i'm amost finished with the front core support, rad is going to stay in the stock location etc shouldn't be able to tell its there. Might actually lower the truck another inch later with the intercooler not hanging down infront.

Also the family i've got headin south is driving but its 4 people in a impala so were screwed again.

current list till finished

Finish welding core support and run new charge pipes
Install new turbo
Possibly new downpipe and exhaust
Install fuel cell, fuel lines, pump, regulator
finsh taking out old harnes (whatever is needed)
Install new harness and ecm (cake)
Turn key and pray to god

Parts i still need..
I need a AC delete pully,
Non AC heater core box
3 bar GM map
-12, -10, -8 lines
-12 fuel filter
Conversion harness for the Ls1 throttle body, and HEI small pin convert

Later i'll need a 4l80E core trans..
That sums it up for the most part
Old 02-26-2008, 04:18 PM   #217
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Re: s10ls's new turbo/mpfi/bowtie head project

s10ls will u running a larger turbo on the bowtie block? & more revs to utilize the killer manifold u have?
Old 02-26-2008, 04:31 PM   #218
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by meyers2211
s10ls will u running a larger turbo on the bowtie block? & more revs to utilize the killer manifold u have?
yes i will be running a much larger turbo. my current one will be forsale eventually. and i'm only going to use bowtie heads. the rest of the motor goes soemthing like this:

stock block
stock crank
eagle H Beam rods
wiseco forged low comp pistons
ARP main studs
ARP head studs
ARP just about every where else

i'll only rev it to 5500 or so. i believe in the school of thought that you dont need lots of rpm to make big power.
Old 02-28-2008, 07:32 PM   #219
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by rob8284
If needed, I can cut them on our CO2 laser at work for you. PM me if you still need them done.
i think i have just about given up on the other options. are you still willing to do this for me?
Old 02-28-2008, 09:27 PM   #220
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
i think i have just about given up on the other options. are you still willing to do this for me?
Sure, I would just need a drawing of a set. It doesn't have to be a CAD file, I can draw it up in CAD. A sketch will do, but if you can get CAD file, it would make it easier. PM me with any info.
Old 02-29-2008, 12:08 AM   #221
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Re: s10ls's new turbo/mpfi/bowtie head project

Is the gasket area the same from the 2003 as the heads you have? I could probably throw one of the gaskets in my scanner, trace it from Corel Draw and export it for you.

Otherwise, just put some ink on the exhaust ports of the head and slap it down on a piece of paper, or press it on paper on a table placemat or something and color over the edges so it shows the crease.

Man, I wish our Co2 laser would cut 1/4 inch steel, just imagine all the cool stuff I could make. How many watts is it? We can only cut 1/4 plywood and thinner, but engraving anodized aluminum with it looks sweet!

Sorry if the post is illegible, I'm on my 4'th margarita (12 oz glass). Last night in CO!

Last edited by King_Ice_Flash2 : 02-29-2008 at 12:14 AM.
Old 02-29-2008, 01:42 AM   #222
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Re: s10ls's new turbo/mpfi/bowtie head project

ur doing good for 4 margaritas

I would think the second idea to be good, tracing the gaskets has too many flaws with port matching and bolt holes lining up.

Whenever i needed to trace i would tape the paper down firmly so it doesn't move and then i would rub my thumb across and it would trace everything beautifully. Small amount of dirt on my thumb would act like a pencil. If that makes sense.

As well as sending the traced paper i would take a caliper and measure the exhaust bolt holes and from those two Cad shouldn't be too bad.
Old 02-29-2008, 01:54 AM   #223
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by King_Ice_Flash2
Sorry if the post is illegible, I'm on my 4'th margarita (12 oz glass). Last night in CO!
bummer we couldn't meet up, did you take my advice and hit up the hot springs.

sorry to hijack
Old 02-29-2008, 09:42 AM   #224
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by Zygoat
bummer we couldn't meet up, did you take my advice and hit up the hot springs.

sorry to hijack
Yep, took a day off of boarding and went to the springs yesterday. That was great. It was like 55 out when we were at the springs. I think I am going to go to the Aspen Highlands today, and start driving tonight so I can weasel an extra day of skiing in.

It's getting close to spring time, you guys better get these projects going!
Old 02-29-2008, 11:33 AM   #225
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Re: s10ls's new turbo/mpfi/bowtie head project

yea from what ive noticed colorado likes to fool you, it will get really nice for a long time and youll be like yay its spring no more blizzards then BAM we get nailed again.

lets put it this way, every winter i grow my winter coat and stop shaving at all (to keep me warm and im lazy and dont want to do it).

i still have my beard, ill let you know when its gone.
Old 02-29-2008, 01:02 PM   #226
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by King_Ice_Flash2
...Man, I wish our Co2 laser would cut 1/4 inch steel, just imagine all the cool stuff I could make. How many watts is it? We can only cut 1/4 plywood and thinner, but engraving anodized aluminum with it looks sweet!...
It's a 3500W CO2 laser (http://www.automatedplate.com/html/c..._punching.html). I can cut up too 3/4" steel, 1/2" stainless steel and 1/4" aluminum. We have heard people pushing it to cut 3/4" stainless, but we haven't and probably won't.

I will be making the flanges from 3/8" A36 steel.
Old 03-01-2008, 11:44 AM   #227
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Re: s10ls's new turbo/mpfi/bowtie head project

hey rob i'm sending you a PM now
Old 03-04-2008, 12:30 PM   #228
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Re: s10ls's new turbo/mpfi/bowtie head project

If anyone else may need some of these flanges made, let me know and I'll run a few extra sets. Price would be around $20 + shipping.
Old 03-04-2008, 04:30 PM   #229
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Re: s10ls's new turbo/mpfi/bowtie head project

you can cut me T4 flange while your at it

seriously though i will need one eventually, but with two extra bolt holes so i can bolt it to a bracket welded to the frame.

Last edited by s10ls : 03-04-2008 at 04:32 PM.
Old 03-04-2008, 04:55 PM   #230
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Re: s10ls's new turbo/mpfi/bowtie head project

Quote: Originally Posted by s10ls
you can cut me T4 flange while your at it

seriously though i will need one eventually, but with two extra bolt holes so i can bolt it to a bracket welded to the frame.
Have any specs on it (bolt hole locations, center hole size/location, etc.)? I can draw it up and post a pic of the CAD file for your approval (I'll do the same for your header flanges).
Old 03-04-2008, 06:32 PM   #231
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Re: s10ls's new turbo/mpfi/bowtie head project



that is the dimensions of a t4 flange. i would need it to be about an inch longer on either the right or left side with two more bolt holes

i want to weld a bracket right to the frame or bolt a bracket to the motor where ever i decide to put the turbo, bolt the t4 flange to the bracket with the extra holes then i'll run my headers to the flange. it will be a frame mounted (or engine) turbo with solid motor mounts and a few flex joints. the point is to support the turbo so the headers arent. a 45lb turbo will crack any header lol

another pic of an example, except the extra holes in the side, not the bottom like this one:

http://www.theturboforums.com/smf/in...=90 177;image