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04 Mach1
12-02-2007, 08:40 PM
In Edgar's thread ya'll commented on low 13's to high 12's with his list of bolt-ons on a 302. HOW??? The vert use to be a 5spd(wish it still was) but it would run 12.60 with 1.7s 60s on street tires. Now with this DAMN over weight slush box with a shift kit and a B+M 2400 stall(#40430) its lucky to run in the 13s with a 2.20 60s. I don't get it. Today I was bored so out came the convertor and ended up wtih a trip to summit to swap it out for a 3000 stall(#40431) to see if it would help. Finished it up and went out on several test drives I can't tell no danm differance other than the shifts are actually not as harsh. Am I missing something???

Italian LX
12-02-2007, 09:02 PM
. . . its lucky to run in the 13s with a 2.20 60s. I don't get it.
The correct stall and gearing should have your 60's down way below 2.0... don't you think?

Are you spinning to get that 2.20?

04 Mach1
12-02-2007, 09:39 PM
Its not spinning of the line. Its has 3.73s with 26x10.50s. I have called a couple of performance transmission shops and been told it should be not of lost no more than 3 tenths. I know the convertor has alot to do with it butt wouldn't you think a 3000 would be enough??? With this new convertor it doesn't try to pull as hard just idling. The best I've been able to foot brake is just 2200 WTF??? Any ideas?? There isn't such a thing that a convertor needs to be broke in is there?? Its all mechanical fluid preasure so there shouldn't be right? I bet I should have order a custom convertor but shit 600.00 is a bit much. Oh and Is there anything to do other than a 500 valve body to keep that stupid 2-3 shift other than back putting back to 1?

coupe
12-02-2007, 09:45 PM
You're answering your own questions.

Put a Precision Industries Stallion in it. Put some 4.10's in. And spend the money on a valve body. It will do what you want then. Yea, it's pricey but it will be strong.

coupe
12-02-2007, 09:47 PM
And you ran 1.7 60' with street tires and a 5-speed?
Do you consider ET Streets street tires? :think:

04 Mach1
12-02-2007, 09:56 PM
Nope some good ole 255-40-17 perilli p8000. I was shocked they were that low I expected maybe a 1.8 at the best. ET streets saw low 1.6s would have been better but its a vert don't want to twist it in two.

coupe
12-02-2007, 10:01 PM
1.7 with a pirelli 17" radial!?!

My guess is you staged with the back tires.

04 Mach1
12-02-2007, 10:01 PM
You're answering your own questions.

I know I'm just hoping someone has TOP secert trick to fix it that doesn't involve me spending any more money:jester:

Italian LX
12-02-2007, 10:05 PM
Oh and Is there anything to do other than a 500 valve body to keep that stupid 2-3 shift other than back putting back to 1?
A Bauman Engineering shift kit can raise the shift points and firm up the shifts. I think they run around $70 and are pretty easy to install.

04 Mach1
12-02-2007, 10:06 PM
1.7 with a pirelli 17" radial!?!

My guess is you staged with the back tires.

Nope the car has a drag luanch kit with 90/10 struts 50/50 shocks one air bag with 20 lbs of air in the tires. This car leaves out hard. I'll see if I can't round up some pics and post um.

04 Mach1
12-02-2007, 10:08 PM
A Bauman Engineering shift kit can raise the shift points and firm up the shifts. I think they run around $70 and are pretty easy to install.

Its has a B+M/Trans-go shift kit with the all out springs in it now.

coupe
12-02-2007, 10:08 PM
I have NEVER seen a 60' time even close to that on street tires. I don't care the suspension.

That must be a record in a mustang!

coupe
12-02-2007, 10:09 PM
stock clutches and bands? anything else done to it? They can be made to scream, but the biggest improvement will be in the converter and a VB. Not to mention: put more gear behind it.

04 Mach1
12-02-2007, 10:10 PM
1.7 with a pirelli 17" radial!?!

My guess is you staged with the back tires.

How would staging with the back tires help the 60s:think:

coupe
12-02-2007, 10:11 PM
Instead of going 60'...you would be going 53' or so (whatever the wheelbase is on the car subtracted from 60').

Takes less time to get the car to go 53' than 60'

04 Mach1
12-02-2007, 10:12 PM
Yes it has heavy duty clutches and bands wanting to say red alto.

Italian LX
12-02-2007, 10:13 PM
Nope the car has a drag luanch kit with 90/10 struts 50/50 shocks one air bag with 20 lbs of air in the tires. This car leaves out hard. I'll see if I can't round up some pics and post um.
Did it sixty that good on street tires on more than one occation?

I hooked really good on street tires once, but they had just prepped the track right before my pass.

04 Mach1
12-02-2007, 10:13 PM
Instead of going 60'...you would be going 53' or so (whatever the wheelbase is on the car subtracted from 60').

Takes less time to get the car to go 53' than 60'

duh brain fart:jester:

coupe
12-02-2007, 10:13 PM
I have seen 1.90's on radials. I have gone 2.0 on a radial.

Italian LX
12-02-2007, 10:15 PM
Its has a B+M/Trans-go shift kit with the all out springs in it now.
And it's still short-shifting the 2-3 shift? :think:

coupe
12-02-2007, 10:15 PM
Red alto bands and HD clutch pack
You are selling yourself short with the B&M converter and trans-pak.

Get an Art Carr automatic valvebody and the PI stallion.

04 Mach1
12-02-2007, 10:15 PM
Did it sixty that good on street tires on more than one occation?

I hooked really good on street tires once, but they had just prepped the track right before my pass.

yes we have several videos of it I'll see if I can't get them from Preston and post some up. I swear the car wanted to hang the fronts in the air.

coupe
12-02-2007, 10:18 PM
Well, if it's true, then you need to trademark the combo and sell it. That would be truly an amazing feat of physics.

Italian LX
12-02-2007, 10:19 PM
yes we have several videos of it I'll see if I can't get them from Preston and post some up. I swear the car wanted to hang the fronts in the air.
Well, it sounds like you have the suspension where it needs to be; now you just need the right parts to get the power on the launch. I'm guessing you need a higher stall. If you're hooking that good, you're going to need a lot of RPM to get an N/A 302 out of the hole.

How were you launching the car when it was a 5-speed?

EHardy1971
12-02-2007, 10:21 PM
I have to say that he has that 'vert set up nice,I was over there last night drooling over it! Mark has it put together well!

04 Mach1
12-02-2007, 10:28 PM
Remeber its a 347 its been awhile but I'm pretty sure i was leaving out at 3500 to 3700.

Italian LX
12-02-2007, 10:33 PM
Remeber its a 347 its been awhile but I'm pretty sure i was leaving out at 3500 to 3700.
Oh yeah, I forgot. When you originally were comparing to our estimate of Cheo's car's capabilites, I was thinking 302.

I would think a decent 347 behind any working AOD would easily get in the 12's. :think:

04 Mach1
12-02-2007, 10:37 PM
Oh yeah, I forgot. When you originally were comparing to our estimate of Cheo's car's capabilites, I was thinking 302.

I would think a decent 347 behind any working AOD would easily get in the 12's. :think:

Kinda what I was thinking thats the reason for the post. Thought that someone would point out something I was simply overlooking.

qkjuicedpony
12-03-2007, 04:18 AM
You need a little more converter and a Valvebody as well as a 1 piece input shaft.

put all that in along with a 4.10 or 4.30 gear and it should perform better

QWKSNKE
12-03-2007, 05:12 AM
I have NEVER seen a 60' time even close to that on street tires. I don't care the suspension.

That must be a record in a mustang!

I used to cut 1.7-1.8's on 17" nittos when my car had a mostly stock motor

Italian LX
12-03-2007, 06:34 AM
I used to cut 1.7-1.8's on 17" nittos when my car had a mostly stock motor
He's talking about street tires, not drag radials.

. . . I know Nittos aren't the best on the track, but they are a big improvement from street radials.

04 Mach1
12-03-2007, 06:37 AM
The best I could ever get out of the Nittos was 1.9s. I was not impressed at all went threw 2 set before I said the hell with them.

coupe
12-03-2007, 08:35 AM
Two weeks ago, my buddy went several 1.6's and even saw a 1.5X out of a Nitto NT555 DR. They work well and last a lot longer than the other DR's.

CrazyInBlack
12-03-2007, 08:45 AM
1.7 with a pirelli 17" radial!?!

My guess is you staged with the back tires.

:rofl: i tried that racing Pat one time, I got hollared at :banana2:

EHardy1971
12-03-2007, 11:28 AM
well,here's something to think about,the 'vert GT's were the heaviest of the Foxes,sooooo,with the drag struts/shocks he has,he should be getting good weight transfer.With the extra weight of the convertible getting transferred to the rear,he probably has better traction.

qkjuicedpony
12-03-2007, 03:02 PM
I've been 1.89 60' on a 20" Goodyear radial in my F250 and a 1.80 flat on a 255/60 uniroyal in one of my old cars...it's possible

Italian LX
12-03-2007, 03:25 PM
I've been 1.89 60' on a 20" Goodyear radial in my F250 and a 1.80 flat on a 255/60 uniroyal in one of my old cars...it's possible
It's definitely possible... but not likely to be able to do it consistently.

coupe
12-03-2007, 03:27 PM
So 1.8's are common on radials!?! That is unreal.

I'm gonna stage with the rears next time to see what the difference is...

qkjuicedpony
12-03-2007, 03:29 PM
go over to streetcarforums and ask 408swinger about his 6 second passes on uniroyal tiger paw radials and also ask F-22 about his 7.60 pass saturday on a 255 BFG radial.

coupe
12-03-2007, 03:49 PM
uniroyal tiger paw
That's a truck tire, I can see a lower 60' with a giant tire that has alot of "rollout" but on our mustangs, it's still mind-boggling.

Maybe I am just a shitty driver. Or need a real clutch. lol.

QWKSNKE
12-03-2007, 05:05 PM
1.7 with a pirelli 17" radial!?!

My guess is you staged with the back tires.

Mark has been racing for a lonnnnnnnng while. He is smart enough to know if he stages with the rears

03slobra
12-05-2007, 02:59 AM
yes we have several videos of it I'll see if I can't get them from Preston and post some up. I swear the car wanted to hang the fronts in the air.Yeah i got em,just let me know.