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Another turbocharging/megasquirt thread!

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #75 on: January 25, 2005, 04:59:04 PM »
You cannot get enough fuel from a stock
TBI fuel system, you need 4 additional
injectors and a Megasquirt EFI system
to suppliment the fuel system.

Megasquirt has it's own MAP, the stock
fuel pump has enough flow for the extra
injectors

read or re-read this thread, most of the
information about this is in this thread,
including the additional injector boss pics

Wild
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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #76 on: January 26, 2005, 03:52:53 AM »
Quote


But buy tapping the four injectors in where you have them, arn't you basicly turning it into multi-port? Not direc ,,,,but multi-port.

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #77 on: January 26, 2005, 06:03:52 AM »
Yes, and I also use the stock TBI
as well as the MPI MegaSquirt system
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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #78 on: January 26, 2005, 06:15:43 AM »
How much boost are you running by the way? I was going to go with 7lbs. But now Im thinking of getting a used Dohc 1.3 (since it hase a forged crankshaft and shorter rods), and rebuilding it with some low com. pistons. Maybe even opt for the forged set w/forged rods so I could bump up the boost. The only thing is thats the ONLY Suzuki engine I cant find any rebuild kits for.

Maybe,,,,,,,,,,,,,,,,,,,,,,,I think I just over think $hit sometimes. This was supposed to be a cheepie, job. ::)

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #79 on: January 26, 2005, 06:25:46 AM »
What engine do you have ??
I would say use the DOHC crank
if you got a 1.3L and I think the
16V pistons are available.

I reused the stock pistons and
honed the cylinders and put new
rings and bearings in it

I'm running 7 PSI boost right now,
the first turbo was set at 9 PSI, or
rather the waste gate was, but I'm
going add a blow off valve that will
let my increase the boost from the
drivers seat.
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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #80 on: January 26, 2005, 06:42:48 AM »
Iv got the 1.6 in there now. I just figured If this all works well I was going to rebuild it with low comp. pistons, but then I started thinkin if Im going to build an engine why not use the one with a forged crank. Then I could just drop it in when its finished.

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #81 on: January 26, 2005, 06:50:55 AM »
The shorter stroke is a setback,
stick with the 1.6, stick a 16V head
on it if you want, all you really have
to do is swap pistons, but that is
even debatable in my mind as I am
going to turn the tops of the pistons
so the outer ring is the same height
as the dish.

A friend of mine who own Ballance Shop
Racing Engines told me that the piston
top only needs to be 100 Thousands thick,
so  the turned down pistons, or forged
low compression pistons, either will work.

The LC pistons will more likely be lower
than the turned down ones tho.
« Last Edit: January 26, 2005, 06:51:26 AM by wildgoody »
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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #82 on: January 26, 2005, 07:02:24 AM »
Yea,,,,, It was just a though. I mean,,,I allready have the TB and harness for the 1.6. I'll probably just get a cheap 1.6 8V that Needs a rebuild and maybe bore it out .040 and get the LC pistons if they have'em .040 over. How much do you think it youd cost to get'em turned down at a shop?

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #83 on: January 26, 2005, 07:14:51 AM »
I would guess about $100, but it would
be the shop rate and time to complete
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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #84 on: January 26, 2005, 08:08:29 AM »
Thats not bad at all. Sure beats $400 for some LC OEM style ones. And Id rather pull the engine and rebuild than pay $657 for some cast ones. The forged rods would be a good investment though.

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #85 on: January 26, 2005, 08:30:26 AM »
Stock rods are forged,
but I could get some light weight
forged aluminum rods for about
$500, and in shorter length to
lower the compression
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And Chrome Don't Get Ya Home.  

An armed man is a citizen. An unarmed man is a subject.

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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #86 on: January 26, 2005, 08:35:43 AM »
They are? I though maybe in the Swift gt dohc 1.3 and perhaps in the 1.6 16V. Thats cool, Then what the hell makes these so much better?

http://suzukird1.netfirms.com/swift/gti/nfoscomm/catalog/product_info.php?cPath=7&products_id=29&osCsid=3f74847cfbe6b1e4a3e6ee01e3500824

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Offline wildgoody

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Re: Another turbocharging/megasquirt thread!
« Reply #87 on: January 26, 2005, 11:06:33 AM »
If I were going to spend that kind of money
on a set of rods, I'd get some of these babys

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Offline HUMZUKI

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Re: Another turbocharging/megasquirt thread!
« Reply #88 on: February 16, 2005, 08:50:19 AM »
Hey Wild,,,,Are you using a BOV? I understand you don't really need one but there fairly cheap considering it could save the turbo. I was thinking of using a universal or maybe just snatch one off an Eclipse or WRX what ever I can find cheap.

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Offline 1bigtracker

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Re: Another turbocharging/megasquirt thread!
« Reply #89 on: February 16, 2005, 11:07:57 AM »
a Gen 2 Eclipse BOV is very easy to adapt to just about any intercooler piping but it is a pretty crapy BOV.  but i have never had on one a engine with boost level below 14 PSI so i don't know how it would do on a 8(guess) PSI engine.  The Gen 1 Eclipse BOV is a very nice peace and can be adapted with some scrap tube and metal flanges.

stu
« Last Edit: February 16, 2005, 10:34:51 PM by 1bigtracker »
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