LS1TECH - Camaro and Firebird Forum Discussion

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-   -   Full Weight 8 on a stock short block (https://ls1tech.com/forums/forced-induction/1463138-full-weight-8-stock-short-block.html)

atomic 6 09-04-2011 07:42 PM

Full Weight 8 on a stock short block
 
Here is Jim's build thread

https://ls1tech.com/forums/conversio...8-mustang.html

Fox body@3400 lbs, 6.0 truck motor, powerglide, pt88, Megasquirt II, MSD 6010 Non-intercooled, e85.

8.982@147 1/4

5.705@121 1/8

1.27 60' !!!!!

He left @4300 rpm with about 15 to 17 lbs.

http://neufamily.org/images/mikessta...arion%20sd.wmv

Perfect day, and Jim's swapped Lexus ran a low,low 12 to boot.

kmracer 09-04-2011 09:04 PM

movin'

Fbodyjunkie06 09-04-2011 09:38 PM

Hell yea congrats on the new stock shortblock record!

I want a turbo fox body ls stang so bad...hell i'd love a nitrous ls stang just a ls stang would be nice lol. Anyone want to trade, power adder ls stang for a turbo f-body?:D

I want e85.....I want I want...

Professor_speed 09-04-2011 09:50 PM

Congrats thats amazing on a stock short block,

skinnies 09-04-2011 11:16 PM

Congrats on the record, finally now I'll have some motivation for my rx7 again!

Nic Morales 09-04-2011 11:30 PM

Congrats ! I can't wait to show this thread to my buddy...I told him If he wanted his foxbody to be fast drop an ls in it with a turbo and call it done !

strokergsr 09-04-2011 11:44 PM

Swapped Lexus? Details!

black98ws6ta 09-05-2011 12:17 AM

Iat's through the traps? Do you have it pulling timing on the top end? Ever had the thing on a dyno? Congrats on the times.

Unstang 09-05-2011 01:18 AM

That thing leaves badass & hauls out the back too. :cool:

Fbodyjunkie06 09-05-2011 02:56 AM


Originally Posted by skinnies (Post 15351354)
Congrats on the record, finally now I'll have some motivation for my rx7 again!

What did you run to the 1/8th 5.8x? What was the x and mph? What was your 60' on that run. Just judging by your trap speed at 154 and his at 147 your car is a lot lighter than his.

skinnies 09-05-2011 03:42 AM


Originally Posted by Fbodyjunkie06 (Post 15351737)
What did you run to the 1/8th 5.8x? What was the x and mph? What was your 60' on that run. Just judging by your trap speed at 154 and his at 147 your car is a lot lighter than his.

Here is the slip, that was just leaving off the footbrake...

http://s31.photobucket.com/albums/c3...t=IMG_2069.jpg

I really think sub 8.50's at 165+ is doable in my car, I honestly lost motivation with it as I did mostly street racing and not a lot to race in that range around here. I'll get the cage certified and the car back together in spring, should race at 150lbs lighter than before with ease and another 175-200rwhp than my 8.9 pass. That motor is now in my ltd, need to strap it down, but should be making 850rwhp at it sits vs my 686rwhp it made in the rx7 with the turbo that wasn't as good. I should be hitting the track early next month in the ltd, I want to try to hit 150mph in the 4 door on the stock shortblock. :nod:

Fbodyjunkie06 09-05-2011 03:50 AM

Do you guys think the success you have had with stock blocks could be had using say a fuel like vp109 unleaded or even a gas with more octane like c16? E85 is what 116?

Black98s10 09-05-2011 04:35 AM

Damn Skinnies, 850rwhp in a car that weighs next to nothing? That's will be a crazy ride.

Cold Zero 09-05-2011 05:16 AM

On youtube

http://www.youtube.com/watch?v=hK4CvhKUqvY

JAX04 09-05-2011 07:51 AM

Wow, you guys keep setting the bar higher and higher! I will be attempting to go after this myself in the spring. With a 6.0 and 88mm turbo as well.

Congrats on the new record! Keep at it!

LS1LT1CAM 09-05-2011 04:54 PM

great job
 
did you ever dyno the car

atomic 6 09-05-2011 05:36 PM


Originally Posted by strokergsr (Post 15351413)
Swapped Lexus? Details!

Video from the same trip as the Mustang.

http://neufamily.org/images/is300fil...arion%20sd.wmv

Jim's Lexus build is here:

https://ls1tech.com/forums/conversio...s300-swap.html

I drove it part way back to Omaha, it is a great platform for the LS swap.

atomic 6 09-05-2011 05:54 PM


Originally Posted by black98ws6ta (Post 15351492)
Iat's through the traps? Do you have it pulling timing on the top end? Ever had the thing on a dyno? Congrats on the times.


IAT's are maxing the sensor, at 215 degrees a second after the transbrake, is let go. But the sensor is before most of the injectors. Only two 95 lb injectors are in the pipe from the turbo to the TB.

timing is pretty much flat after 3 or 4 lbs boost.

It was on the Dyno one time, just after built, it has evolved a bunch from then, tho.

It only put down 600 on a Mustang dyno at that time, around 15 lbs boost.

jjcamaro02 09-05-2011 06:54 PM


Originally Posted by atomic 6 (Post 15353914)
IAT's are maxing the sensor, at 215 degrees a second after the transbrake, is let go. But the sensor is before most of the injectors. Only two 95 lb injectors are in the pipe from the turbo to the TB.

timing is pretty much flat after 3 or 4 lbs boost.

It was on the Dyno one time, just after built, it has evolved a bunch from then, tho.

It only put down 600 on a Mustang dyno at that time, around 15 lbs boost.

Nice pass

How much timing are you running?

6point7s14 09-05-2011 08:28 PM

very nicely done guys


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