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Turbo motor?

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Old Sep 27, 2002 | 11:08 AM
  #1  
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Default Turbo motor?

I'm putting my deposit down with George Scott @ Turbo Tech on the T-76 kit next week! <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" /> I'm gonna slap that baby on w/ about 5lbs of boost and see how it goes. But the ? is about a new motor. Obviously w/ a T-76 I wanna see some #'s(low 10's to be exact) so I plan on building up a better motor.
-6.0L iron block punched out a little extra
-Crank...not sure what's available
-Forged rods & low comp. pistons
-Some big heads
-Cam...not sure what grind is good for FI motors
-Want to find a fairly priced sheet metal intake

How does this sound? Suggestions? And what kind of internals? Where to get them how much?

Also the kit comes with 30lb Accel injectors and a fuel pump(not sure what fuel pump. I have LS1 edit so should I just upgrade the injectors all the way now? And what size?

Thanks,
Jason
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Old Sep 27, 2002 | 11:19 AM
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Default Re: Turbo motor?

hmmm....call rob at ls1motorsports.....just to compare.
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Old Sep 27, 2002 | 05:15 PM
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Default Re: Turbo motor?

having owned one of these kits I can safely tell you there will be no low 10's using this kit.. maybe low 11's IF you switch to automatic.. but thats about it.
the fastest car EVER that I know of on an original tt kit went 10.89 (auto)
I loved my kit, but its just not gonna do it for you.

read --> http://www.ls1motorsports.com

they got u covered.

dont forget to save up for a clutch, driveshaft and rear end... oh yea and TIRES <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" />
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Old Sep 28, 2002 | 12:19 AM
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Default Re: Turbo motor?

Really? Why not 10's? T-76? What is the limitaion?
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Old Sep 28, 2002 | 04:25 AM
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Default Re: Turbo motor?

Sorry..... double post

<small>[ September 28, 2002, 04:27 AM: Message edited by: Kimchee and Rice ]</small>
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Old Sep 28, 2002 | 04:26 AM
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Default Re: Turbo motor?

Ditto what MIGHTYMOUSE said >

http://www.ls1motorsports.com
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Old Sep 28, 2002 | 04:39 AM
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Default Re: Turbo motor?

Who has run a completely stock turbotech t76 kit on a built motor? How many people run turbotech kits? How many of them post here? I think there's maybe 2 or 3, so I guess that means there are only 2 or 3 people running turbotech kits out there <img border="0" title="" alt="[Roll Eyes]" src="images/icons/rolleyes.gif" /> and that any times that these few people have been able to run at the track have found the absolute limitations of these kits.

11secproject, determine how much you are paying extra for the ls1motorsports kit, then consider if you are going to modify the kit yourself or not. I got my turbotech kit for $3000 shipped and used, that's half the price of the ls1motorsports kit. but I had already planned to redesign it myself anyway.
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Old Sep 28, 2002 | 11:58 AM
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Default Re: Turbo motor?

Still not sure what the problem is. They put it on a stock LS1 and ran 11.58. They have a LS1 that just put down like upper 500 hp range to the wheels I believe. That should make a car go pretty damn fast. I guess I'm confused. <img border="0" title="" alt="[Confused]" src="images/icons/confused.gif" />

Jason
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Old Sep 28, 2002 | 02:32 PM
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Default Re: Turbo motor?

You guys of little faith. Im no where nere the limitation of my turbotech T-76 kit. Ive just begone. will se how fast they can go. I beleive with some work they can do 9's on a M6!
By the end of next year i plan to be at 600rwhp on pump gas using a dynojet, heck im not to far from there now.
when i work out my suspension and get a 9" rear i will be getting good times.
my goal by the end of the year is to get in the 11's on streat tires. maybe next years goals will be 10's with slicks.

<small>[ September 28, 2002, 02:45 PM: Message edited by: smokinHawk ]</small>
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Old Sep 29, 2002 | 12:02 AM
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Default Re: Turbo motor?

I'd imagine with a built motor and 8-10 psi you could probably do 10's. I don't know about low 10's, but a nice 6.0 block, good complimentary heads and cam setup, and a turbo you'd be doing quite well. Though like mightymouse said, ya better save for a rear end <img border="0" title="" alt="[Big Grin]" src="gr_grin.gif" />
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Old Sep 30, 2002 | 04:12 PM
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Default Re: Turbo motor?

Now that sounds more like it! But what internals should I run?

Jason
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Old Sep 30, 2002 | 11:27 PM
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Default Re: Turbo motor?

I'm with smokinhawk, give a little faith. and he's making 5xx rwhp. A full out drag car like the ones in the drag racing section could grab a low 10 or high 9 off of just that. <img border="0" title="" alt="[Eek!]" src="gr_eek2.gif" />

forged rods, low compression dished pistons, go for 8.75 or 8.8:1 and lower compression by porting out the heads from there if you want to go lower, you don't want to dish the pistons too much.

If you got the $ go for a forged crank.

get yourself a good set of ARP head studs also. <img border="0" title="" alt="[Wink]" src="gr_images/icons/wink.gif" />

<small>[ September 30, 2002, 11:29 PM: Message edited by: AlienDroid ]</small>
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Old Oct 1, 2002 | 10:17 AM
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Default Re: Turbo motor?

not with a 6 speed, and not with an all original turbotech kit..not unless the released and include many improved parts.. feel free to ask george who runs low 10's on the kit.. I'd like to know and shake his hand.

who cares about t-76 if the intercooler wont even efficiently support the max output of the t-60...

I ran and tried everything on my turbotech kit for over a year and ran about 7k through my 4k kit... could have bought me the ls1m kit and then some in the pocket if it was out back then.
so yes been there done that.

i know you CAN run a low 10 with a built motor and the turbo, heck you CAN do that with no turbo at all... I'm just being realistic... IE no weight removal and streetable.

i know the price is good compared to the ls1m kit but if you take away all the extras you get then the prices are comperable... same reason why i'm getting a no frills version... so i can add what i want.
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Old Oct 2, 2002 | 10:03 AM
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Default Re: Turbo motor?

Well i just made my goal for the year. on nittos full weight including spare & swaybar i ran a 11.89@125. my mph shows i got a 10.8 second run if i hook up with some slicks. that was at 10psi on pump gas. yes getting closer. oh and a M6

Its tru you will have to uprade a buch of parts and it will probably cost the same as the ls1m kit when its all said and done. But even TT is slowly working on upgrading it like the 3" DP. Theyed do better if thed listen alot more to the customers, like get a better intercooler.
but i think 9's can happen with this kit with some work.
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Old Oct 2, 2002 | 01:49 PM
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Default Re: Turbo motor?

The turbo tech kit is not that great IMO of course. I ran there lt1 kit and it was not up to my standards. The short comings is that the kit was designed for a stock motor not a built motor. I made one good pass out of the kit and had lots of problems with it cause of there engineering flaws or lack there of. The kit constantly cracked, had major back pressure issues and everytime I would talk to Turbo Tech about it they were all icolated occurances. BS on that one.
The fastest time i was ever able to shove out of the car was when the kit was brand new on my car and that was a 10.52 at 128. not that great for the money I invested in it. Plain and simple it is not a race turbo system and the quality is not there IMO.
I just do not think they have enough exhaust flow in the tubing to allow alot of hp. Tubing is undersized all the way around for what most people want and most are wanting big heads motor etc... I would like to see the changes that Rob made to the turbo tech kit as he seems to have done alot of things that are needed.

Just remember things you are going to want to change on the turbo tech kit if you are going to get alot of hp out of it. Bigger downpipe, bigger wastegate (the turbo tech system uses a deltagate which is too small only rated for 400 hp!!!)bigger intercooler tubing, bigger intercooler, header for the pass side to cross it over to the log manifold. Basically you are at redesigning the whole system.. That is why i have gone to custom headers and gave up trying to make a system work the way I wanted it to work from the get go.
Personally I would save my money for LS1motorsports kit or do something else. Now this is just my views but after having a shop charge me to weld up a manifold that cracked on THERE welds I think that is bs.
Steven
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Old Oct 2, 2002 | 03:53 PM
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Default Re: Turbo motor?

good run smokin.. helluva lot better than my mph (t-60)

i think your current setup can go very low 11's. the mph is gonna stay a little higher than normal since its a manual.

but you gotta admit.. 9's?? you'd have to pick up almost 2 seconds and your setup is pretty maxed out as far as the tt kit goes.. maybe there will be some good hp found on an intercooler upgrade.. but its another 'expensive' upgrade from the original tt kit..
thats all im saying..

heck i even think it will be a long time before an ls1m kit will go 9's on a stick...

all the super hooked up turbotech fellas, i would like to see some photos of the cars and the upgrades to them.. all i know is the looks of my stock tt kit from my car.. im interested.
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Old Oct 3, 2002 | 05:25 AM
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Default Re: Turbo motor?

It will take some work and time to get it to nines, I'll probably have to upgrade the intercooler. True the TT kit is some what lower cost/quality kit, but it does have potential.

The things that are changed from the original kit are a turbotech 3" downpipe, and a custom 2.5" crossover routed over the M6 tranny.

my set up is far from maxed out. Ive been using pump gas, and kept full weight on all the runs, like spare, sway bar and even a half tank of gas.
If i put race gas in, worked out my suspension, used full slicks, i think i could see lower 10's
and i got some more tricks up my sleve after i use those.

I dont think The kit is as bad as everyone might think. Im sure its not as good as some kit that is not even in production yet.
People have such high expectations of the ls1m kit but there has only been 2 prototype kits to come out. Dont need to jugde it untill they get some more people with numbers.
I wish that guy with the ls1m T-7x kit would post on here so we can ask him questions, and see some pictures of it.

Ill try to get some pictures up of my modified setup later today.
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Old Oct 4, 2002 | 06:05 AM
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Default Re: Turbo motor?

another thing to keep in mind is that it's going to take more than a little time and money and aggravation and broken parts and delays to get such a major project dialled in! <img border="0" title="" alt="[Embarrassed]" src="gr_emb.gif" />
<img border="0" alt="[Banging Head]" title="" src="graemlins/gr_banghead.gif" />
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