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Full Weight 8 on a stock short block

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Old Sep 11, 2011 | 01:10 PM
  #61  
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Originally Posted by 87silverbullet
This thread makes me wonder why I'm even building a motor.
Reliability?
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Old Sep 11, 2011 | 02:22 PM
  #62  
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Originally Posted by b00sted
Reliability?
Really? Hotrod Mag made numerous pulls on that little 4.8 and I don't mean 10 or 15.

Hellbents ran that lq4 in that GTO forever before it let go.

Plus, I don't need to run 8's all day everyday. 12-15 psi in that mustang is enough for me.
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Old Sep 11, 2011 | 03:02 PM
  #63  
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Car looks badass, i would love for my car to run like that
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Old Sep 11, 2011 | 09:28 PM
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You think the 1/4 mph fall off is due to iat's? Is the iat sensor after the injectors in the feed piping?
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Old Sep 11, 2011 | 11:53 PM
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Originally Posted by 87silverbullet
Really? Hotrod Mag made numerous pulls on that little 4.8 and I don't mean 10 or 15.

Hellbents ran that lq4 in that GTO forever before it let go.

Plus, I don't need to run 8's all day everyday. 12-15 psi in that mustang is enough for me.
Engine dynos are way different than the track.

I'm just saying a good rod and piston in the motor will naturally be far more reliable than the stock bottom end.

I still think it's badass that this motor did what it did...But at this power level I'd spring for the rods and pistons and have a bottom end that will hold together at this power level for season after season. Peace of mind.
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Old Sep 28, 2011 | 12:28 PM
  #66  
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Originally Posted by black98ws6ta
You think the 1/4 mph fall off is due to iat's? Is the iat sensor after the injectors in the feed piping?

No, we had the ignition breaking up.

The IAT sensor is after two injectors, but before the other 8 e85 injectors.
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Old Sep 28, 2011 | 12:40 PM
  #67  
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Looks like we will be heading to Topeka on the 8th.

50 to 100 lbs removed from the car, only the easy stuff.

And the ignition problem hopefully fixed.

At this track we should be able to leave with more boost, and better that 1.27 sixty foot.

We also will be taking my wagon, twin 61s with a stock aluminum 5.3.

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Old Sep 28, 2011 | 01:23 PM
  #68  
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Do you have a link to any info on the chevyII wagon??? That thing is bad ***!!!
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Old Sep 28, 2011 | 02:48 PM
  #69  
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Originally Posted by turbo6man
Do you have a link to any info on the chevyII wagon??? That thing is bad ***!!!
Yes, we do. Thanks.

The build is here, but it has not been updated in a while.

https://ls1tech.com/forums/conversio...rbo-combo.html

https://ls1tech.com/forums/forced-in...lots-pics.html

here is a couple more.






Last edited by atomic 6; Sep 28, 2011 at 04:40 PM. Reason: added pics
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Old Sep 30, 2011 | 12:27 PM
  #70  
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I like that car!!!! I hope you guys have a good time. It seems like you have done alot of megasquirt systems. Have you tried the megasquirt 3. If you had I was wondering how you think it stacks up against using the MSD box? Also if you liked the two step and boost controller functions
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Old Sep 30, 2011 | 03:37 PM
  #71  
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There is a ms3 box in the wagon controlling the two fuel systems.

but it still has the 6010 controlling the timing, for now.

I like it, and I will soon switch to running the coils, and then run seq. on the primary injectors.

It still takes time to get the squirt to do what you want(sometimes all that flexablity is a draw back)
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Old Dec 22, 2011 | 03:31 PM
  #72  
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Any updates? have you gone faster? lift heads, hurt anything yet?
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Old Dec 26, 2011 | 12:15 AM
  #73  
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You should know by other posts, here and on YB, that the 6.0 gave up @ topeka, after we got the voltage to the coils to 16 volts.

First pass at a lower boost, the engine(specifically the rods) broke.







A week later, it was running again, this time with a 4.8, because it was cheap. And we figure compressing a rod,this time, on a 4.8 is more safe than a 6.0

Mostly been working on the 3rd gen, lately.





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Old Dec 26, 2011 | 12:30 AM
  #74  
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how is that 6010 working for you? are you using the boost retard with a map sensor? or do you just have a preset curve? i was thinking of running a 6012 on my turbo blowthru carbed ls2, but i am wandering if the fast xim would be better?
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Old Dec 26, 2011 | 08:56 AM
  #75  
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Ehh, Nothing a little hone couldnt clean up........


LMAO! J/K mad, glad you got a new motor back in. Keep us updated!
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Old Dec 26, 2011 | 10:06 AM
  #76  
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John and Mike, can't wait to see what the new project does
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Old Dec 26, 2011 | 01:29 PM
  #77  
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Originally Posted by elkydragger
how is that 6010 working for you? are you using the boost retard with a map sensor? or do you just have a preset curve? i was thinking of running a 6012 on my turbo blowthru carbed ls2, but i am wandering if the fast xim would be better?
6010 is working good, up to 20 lbs(about 700hp) after that we saw some ignition issues at peak torque.

Once the voltage to the coils was brought up to 16 volts, no more problems with firing the rich e85 mix.

The map table is very useful. We bring in some timing at cruise, for good mileage, and we flatline the timing as soon as it sees boost. Around 15 to 18 degrees from 110 to 250 KPa. Depends on the car and where the timing mark ends up on the plug.

We stay on the safe side of things with tuning timing.
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Old Dec 26, 2011 | 01:31 PM
  #78  
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Originally Posted by JoeyGC5
John and Mike, can't wait to see what the new project does
We may bring something down to that 1/8th mile by you, some time next year.

If not we will see you at DragWeek this year too.
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Old Dec 26, 2011 | 06:49 PM
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This "record" thing is pretty stupid when you are not running a full weight car.... Why doesnt someone just get a stripped down featherweight rail car and take the record? Or a motorcycle? It seems to be more coming down to who has the lighter car.... not the better "record setting" setup.
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Old Dec 26, 2011 | 07:07 PM
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Originally Posted by pwrtrip75
This "record" thing is pretty stupid when you are not running a full weight car.... Why doesnt someone just get a stripped down featherweight rail car and take the record? Or a motorcycle? It seems to be more coming down to who has the lighter car.... not the better "record setting" setup.
That's why I went ahead a built a motor lol, and what I was saying the whole time.
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