Supercharged Ls V8

I dont know allot about the GP's but I would venture to say that there just might be another IAT hiding somewhere under there
They only have the one IAT before the SC.
 
rocket5979 said:
I dont know allot about the GP's but I would venture to say that there just might be another IAT hiding somewhere under there.

I don't think they do - I believe the blower outlet port is directly on the top of the intake manifold.

many of these low boost applications simply routed the throttle body to the intake port of the SC, and then bolted the outlet port to the manifold. simple, clean - but cannot handle high boost levels without adding intercooling.
 
many of these low boost applications simply routed the throttle body to the intake port of the SC, and then bolted the outlet port to the manifold. simple, clean - but cannot handle high boost levels without adding intercooling.
Before I intercooled mine I was running 13psi and after the Intercooler I dropped from a 3.0" to a 2.6" with 0kr and 16psi.:gr_devil:
 
Quik LS said:
I don't think they do - I believe the blower outlet port is directly on the top of the intake manifold.

many of these low boost applications simply routed the throttle body to the intake port of the SC, and then bolted the outlet port to the manifold. simple, clean - but cannot handle high boost levels without adding intercooling.


That could really suck if they didnt. It is VERY VERY VERY important to have actual IAT temps after the aircharge is compressed, especially in a roots charger which makes allot of heat with the boost. The blower port in most stock PD supercharged cars is right on top of the blower intake manifold. And then whether the manufacturer chose to IC it or not determines whether or not the aircharge goes into an IC or goes into a collection area inside the manifold and then distributes out to each port in the heads. Either way, there is an area to put an IATS in both applications. Heatsoak on a hot day and just a tad little bit of bad gas can blow engines, with no IATS after the charged air, sky-high. When the Kenne Bell goes on my truck I will be relocating the IATS after the charger for sure!
 
Belive or not GM used timing retard and torque reduction to control KR. The knock sensors serve two purposes in these cars. 1. To sense knock. and 2. to predict knock. Gm used the knock sensors and torque abuse to control KR.

From the factory these cars see KR!! Up to 5* of it.:eek2:
 
Talk about two different methods of controlling things from two different manufacturers! My Cobra doesn't even HAVE a knock sensor! NADA...Nothing!! There are guys pushing 20 lbs of boost out of the Eaton without a knock sensor. It just goes to show what proper programming can do for you.
 
Damn Lou your insane!!! I cant wait to see the final results......So what are you currently driving....I am still waiting to hear about the S/C for the v6 I guess that projected date of thanksgiving 05 is alittle off.....
 
SilverLS said:
I am still waiting to hear about the S/C for the v6 I guess that projected date of thanksgiving 05 is alittle off.....

Geoff Knight just got a V6 motor into his shop - so he's starting on it now.

As soon as he is ready for a volunteer I'll let people know.
 
Quick update from this weekend:

- added a third pod for the A-Pillar cluster
- wired and installed the boost guage
- fabbed up a modification to the stock T-Bird accelerator cable mounting bracket - and believe it or not - the stock LS accelerator cable fits prefectly...!
- put the car back together and charged up the battery

Last thing I am waiting on is a new sepentine belt. I need a 6 groove 129inch - 133inch belt (very long).
 
Awesome! Can't wait to see it when it's done. Are you going to get some video of the first start?

-Matt
 
Out of sheer curiosity Lou...why did you choose the TB SC over a centrifugal type SC. Also is the SC you are using a roots or a screw?
 
It a Eaton M90 - so a roots with a 60 degree twist.

Choose the T-Bird setup since there is an aftermarket for it - can get parts and can upgrade components as needed (or wanted) - like TB, plenums, ...

The drivability of a roots is better, the cost of the part should be lower, and I was concerned about rom under the hood. So far - seems like the right choices - but until we get it on the road....
 
that is the intention. make it a kit - of different options - all the pieces, w/o SC, w/o plenums, ... etc

so people can plug and play with costs and other components.
 
well I still have a ton of parts from my old turbo ranger here (tig, boost piping, couplers, clamps, ton of other :q:q:q:q) I also have some supercoupe stuff here, have 2 m90's, some throttle bodies, and some other things. the biggest thing I'm worried about with something like this is the intake manifold fabrication. I'm looking for a low boost setup, non-intercooled with water injection.
 
Quik LS said:
Quick update from this weekend:

- added a third pod for the A-Pillar cluster
- wired and installed the boost guage
- fabbed up a modification to the stock T-Bird accelerator cable mounting bracket - and believe it or not - the stock LS accelerator cable fits prefectly...!
- put the car back together and charged up the battery

Last thing I am waiting on is a new sepentine belt. I need a 6 groove 129inch - 133inch belt (very long).


Dude, when I am doing a custom supercharger project I usually just go out to the local O'reilly's store after taking some quick string measurments and then buy about 5 belts within that range in .5" increments. Then I take and fit them from smallest and so on till I find the one that fits perfectly so that th etensioner is in the right place while keeping things taught. Then I take the rest of them back to O'reilly's with the receipt and still brand new and get the rest of my money back. Good luck man, it will be killer. I just got my 05 LS today finally, so I can start taking prelim measurements for the custom centri project for this next summer. Take it easy man, looking good and fun!
 
wow - I never thought of that....

of course that is what I did. the string measured 133inches. the tensoner moves about 2.5inches - so I have the play of about 5inches so I need a belt about 128 to 133 inches - so I need a belt about 130inches

sorry - but auto belts go up to about 122inches, industrial best start at 136inches....

I found a Dayco at 127inches - so I'm gonna try it.

If you can help - please help find the belt.
 
Quik LS said:
wow - I never thought of that....

of course that is what I did. the string measured 133inches. the tensoner moves about 2.5inches - so I have the play of about 5inches so I need a belt about 128 to 133 inches - so I need a belt about 130inches

sorry - but auto belts go up to about 122inches, industrial best start at 136inches....

I found a Dayco at 127inches - so I'm gonna try it.

If you can help - please help find the belt.


Dont get an attitude, I was just mentioning something that I do in reference to finding the right belt. Just trying to help man don't throw a fit.
 
rocket5979 said:
Dont get an attitude, I was just mentioning something that I do in reference to finding the right belt. Just trying to help man don't throw a fit.


Relax - you quoted me and responded - I quoted you and respond.

Trust me - I've look after the simple stuff - but will absolutely take (and need) help on the hard stuff.
 
rocket5979 said:
Dont get an attitude, I was just mentioning something that I do in reference to finding the right belt. Just trying to help man don't throw a fit.

You're barking up the wrong tree here. You completely misinterpreted Quik's response. I have NEVER seen him throw "a fit" on this site. As a matter of fact, he is probably the most helpful single individual you will find here...and the most innovative. If you want to alienate yourself here, make another comment like that. You will find yourself on an island....
 

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