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Old 05-31-2009, 11:52 AM
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I took the car out yesterday and hot and sticky out so no new p/b for et but i didnt care about that anyway i just wanted to play with the 60.

So this time out i am on a 26x10x15 MT stiffwalled slick at about 14psi track prep was killer so i started out on the two stage at 5800 and it hooked good got one good turn out of the tire then it picked the front end a foot or more then a foot or two after it would slowly fall on its face or just loss momentum and then get going again i was putting down 1.70 a 1.68 a 1.66 Short time (60) and i only got in three runs and by the end of the day i was at 6200rpm and i think it wants more. Any input is good input so i am all ear's


I am trying to see what this car is going to do befor i swap to 4.56 gears and 28 tire from my 3.89 gear and 26 tire and i an shifting in to 4th gear but i think i need to try to run it throw the traps in 3rd

http://www.youtube.com/watch?v=DHPm2u1021k Added a vid

Last edited by 98blueSScamaro; 05-31-2009 at 09:21 PM.
Old 05-31-2009, 02:23 PM
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I cut 1.42 -1.44 easy on M&H 26x11.5x15 cheeters w/m6,4.11's. car weight 3,700lbs with me in it and my suspenshion i'm sure is the same as we all do. my hals are at #1 front and #6 driver #7 passenger in rear. I have a bmr drag bar and it helped alot. if your falling on your face after the luanch go higher. I luanch between 6,200and 6,500rpm's off the 2-step every time dumping the clutch. then play with the psi of the tires. I run 14psi hot,for me this seems to work best. When I adjust 60 foot I only run 1/8mi and play with luanch rpm and psi ti'll I get what I want. next time,start at 14psi hot and 6,200rpm's,play from there. goodluck to ya.
Old 05-31-2009, 03:01 PM
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Originally Posted by mike c.
I cut 1.42 -1.44 easy on M&H 26x11.5x15 cheeters w/m6,4.11's. car weight 3,700lbs with me in it and my suspenshion i'm sure is the same as we all do. my hals are at #1 front and #6 driver #7 passenger in rear. I have a bmr drag bar and it helped alot. if your falling on your face after the luanch go higher. I luanch between 6,200and 6,500rpm's off the 2-step every time dumping the clutch. then play with the psi of the tires. I run 14psi hot,for me this seems to work best. When I adjust 60 foot I only run 1/8mi and play with luanch rpm and psi ti'll I get what I want. next time,start at 14psi hot and 6,200rpm's,play from there. goodluck to ya.
yea cuz i am sick of this mid 11 rut i am stuck in. I set the two step to 6400 and was going to make another pass but someone broke and i didnt fell like hanging around at all so i just left. Oh and one other thing how much tire spin are you getting at first when you dump i am getting about a turn and a half as its moving
Old 05-31-2009, 09:20 PM
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I just added i vid of one of my run's
Old 06-01-2009, 08:45 AM
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Anyone else have any idea's
Old 06-01-2009, 08:57 AM
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Whats the race weight, What shock settings?
Old 06-01-2009, 09:12 AM
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Originally Posted by BlackScreaminMachine
Whats the race weight, What shock settings?
race weight is 3450 to 3500 and shocks are at 0 in the front and 5 in the rear
Old 06-01-2009, 09:21 AM
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Rob get the 28's and gear in the car and it will be a different car ...IMO the 26's just dont cut it with the M6's .... my car really came alive with the bigger gear and tire combo
Old 06-01-2009, 09:52 AM
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I will check the vid tonight, but given the weight and rpm launch, I think its not hard enough. If your changing the gear and tire, then lets look at that combo because all the settings and tire psi as well as launch rpm will change and you will be re learning the car.
Old 06-01-2009, 10:33 AM
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Originally Posted by BlackScreaminMachine
I will check the vid tonight, but given the weight and rpm launch, I think its not hard enough. If your changing the gear and tire, then lets look at that combo because all the settings and tire psi as well as launch rpm will change and you will be re learning the car.
Yeah thats not the hard part for me learning the new setup i just want to know if it is boging due to the lower rpm hit or the setup
Old 06-01-2009, 10:47 AM
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Originally Posted by 98blueSScamaro
Yeah thats not the hard part for me learning the new setup i just want to know if it is boging due to the lower rpm hit or the setup
If your not over powering the tires (i.e. Wheel Spin) then that set up works for the car. If it is bogging then you need to launch harder (if you can) or do things like a rear gear change and to compensate for that, a larger sidewall.

You are heading in the right direction.
Old 06-01-2009, 11:18 AM
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Originally Posted by BlackScreaminMachine
If your not over powering the tires (i.e. Wheel Spin) then that set up works for the car. If it is bogging then you need to launch harder (if you can) or do things like a rear gear change and to compensate for that, a larger sidewall.

You are heading in the right direction.
Yea i know i just feel as if i am leaving something on the table by just going to the gear and tire.

And after looking at the vid alot i thing it was hitting the bump stops cant really tell need to slow the vid down
Old 06-01-2009, 11:20 AM
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car is still looking good rob.. By switching to the 4.56s and taller tire what will that accomplish? I am still trying to learn all this stuff
Old 06-01-2009, 11:28 AM
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4.56 gear will get it off the line harder faster but to deal with the harshness of the hit and the speed of the gear you with a taller tire like a 28 for the added sidewall (stiffwall slick) to take the hit off the line. And the 4.56 gear and 28 tire will put me at around 7000rpm at the traps in 4th gear.
Old 06-01-2009, 12:06 PM
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Rob what was your limiter again i forgot but thats what you want to be at .....right at the top of 4th
then your getting the most out of the setup
Old 06-01-2009, 12:08 PM
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6900 or 7000
Old 06-01-2009, 12:15 PM
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My car making 380-390 rwhp with no shocks on a M6, 4.10 rear on a 26" tall MT ET Drag slams on the bump stops. The car is 4000+ pounds. So go fig.

https://ls1tech.com/forums/eastern-m...ay-new-pb.html

Chec out the Vid.
Old 06-01-2009, 01:39 PM
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You DO NOT need to launch harder, if you are geting 1 revolution of the tire that is just about perfect. A dead hook on a stick car will almost always break something.

What you need to do is slip the clutch a little bit more. This way you will keep the RPM up and will cary the car out of the whole. What is happening is that you are letting the RPM drop too much after the initial hit, its taking you out of the powerband and you can not get the car to smoothly accelorate.

Trust me, slip the clutch. Don't slip so much that you burn it up, and never dump it. When you dump a clutch you will either spin because ofthe shock to the tire, or Bog because you hook and the engine slows down.
Old 06-01-2009, 02:12 PM
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Originally Posted by WS6TransAm01
You DO NOT need to launch harder, if you are geting 1 revolution of the tire that is just about perfect. A dead hook on a stick car will almost always break something.
What you need to do is slip the clutch a little bit more. This way you will keep the RPM up and will cary the car out of the whole. What is happening is that you are letting the RPM drop too much after the initial hit, its taking you out of the powerband and you can not get the car to smoothly accelorate.

Trust me, slip the clutch. Don't slip so much that you burn it up, and never dump it. When you dump a clutch you will either spin because ofthe shock to the tire, or Bog because you hook and the engine slows down.
That is what i was thinking. So i am trying to time the clutch and gas just right. i really hope to get this down pat soon and as aways thanx for the help alex

Rob
Old 06-01-2009, 02:49 PM
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Originally Posted by 98blueSScamaro
That is what i was thinking. So i am trying to time the clutch and gas just right. i really hope to get this down pat soon and as aways thanx for the help alex

Rob



No problem sir, in the words of Isaac Newton

"If I have seen further than others, it is by standing upon the shoulders of giants"

Thast what this community is all about... I think



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