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Wheel Hop?

Started by ClearwaterSHO, December 01, 2017, 01:24:30 PM

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ClearwaterSHO

Quote from: SHOdded on December 01, 2017, 06:18:48 PM
Interesting!  What tires are you running?  Must have a fairly stiff sidewall.

Good Year RSA


Sent from my iPhone using Tapatalk
2013 NON-PP SHO Tuxedo Black
Unleashed 3 Bar Tune -12.865 @ 106.5
AJP POWERED Tune - 12.59 @ 108.?

Mods: GH Intercooler, E30 Tune by AJPTurbo, SW Catless DP's, H&R Springs, MSD Coils (Is this a mod?)

glock-coma

Quote from: Brucelinc on December 01, 2017, 06:48:55 PM
Tire pressure makes a big difference.  Lower pressure will usually hook better and reduce tendency to wheel hop.

By the way,  I would like hear opinions from transmission specialists or even other tuners on this business of over filling the transmission.
Here's the thread over on shoforum.
https://shoforum.com/index.php?threads/transmission-worries.131900/


Here's the TL/DR screen shot




I'm pretty sure it's also on this forum somewhere.
2010 red candy metallic non PP 402B
AJPTURBO 2 BAR Tune Stock 14.1@100.3 / Tuned 12.83@107.7
K&N panel, RX OCC, Sp-534 @.30 Tint 50%F-35%R BOV bypass
1997 SHO silver frost (sold)
1990 SHO triple black 5-speed (saved my life)

StealBlueSho

It's an extra PINT!!! Or half quart!!!!!! Not a whole quart!!!

glock-coma

Wait.... brucelinc you posted in that thread lol.
2010 red candy metallic non PP 402B
AJPTURBO 2 BAR Tune Stock 14.1@100.3 / Tuned 12.83@107.7
K&N panel, RX OCC, Sp-534 @.30 Tint 50%F-35%R BOV bypass
1997 SHO silver frost (sold)
1990 SHO triple black 5-speed (saved my life)

StealBlueSho

And yes, Brads Tune brings the torque early! We had to dial it back a tad in the lower RPMs cause I was spinning all four tires out of the hole no matter how I launched it...

I cannot speak highly enough of Brad. Best tuner I have worked with out of the four I have.

glock-coma

Quote from: StealBlueSho on December 01, 2017, 08:26:46 PM
It's an extra PINT!!! Or half quart!!!!!! Not a whole quart!!!
Um...Well then..... I've been a quart heavy for about 20k with no issues.

I swear I've seen an extra quart here somewhere.
2010 red candy metallic non PP 402B
AJPTURBO 2 BAR Tune Stock 14.1@100.3 / Tuned 12.83@107.7
K&N panel, RX OCC, Sp-534 @.30 Tint 50%F-35%R BOV bypass
1997 SHO silver frost (sold)
1990 SHO triple black 5-speed (saved my life)

StealBlueSho

Quote from: glock-coma on December 01, 2017, 08:29:38 PM
Quote from: StealBlueSho on December 01, 2017, 08:26:46 PM
It's an extra PINT!!! Or half quart!!!!!! Not a whole quart!!!
Um...Well then..... I've been a quart heavy for about 20k with no issues.

I swear I've seen an extra quart here somewhere.

Lol... LMS said a pint when I talked to them... oh well.. maybe we can just split the difference!

ClearwaterSHO

Quote from: StealBlueSho on December 01, 2017, 08:29:21 PM
And yes, Brads Tune brings the torque early! We had to dial it back a tad in the lower RPMs cause I was spinning all four tires out of the hole no matter how I launched it...

I cannot speak highly enough of Brad. Best tuner I have worked with out of the four I have.

I agree. I can't express enough how amazing his tune is. I think if I could figure out how to get the power to the ground, prob going to need some springs and better tires, I bet it would be running 12.40's.
2013 NON-PP SHO Tuxedo Black
Unleashed 3 Bar Tune -12.865 @ 106.5
AJP POWERED Tune - 12.59 @ 108.?

Mods: GH Intercooler, E30 Tune by AJPTurbo, SW Catless DP's, H&R Springs, MSD Coils (Is this a mod?)

FoMoCoSHO

Quote from: ClearwaterSHO on December 01, 2017, 08:45:21 PM
Quote from: StealBlueSho on December 01, 2017, 08:29:21 PM
And yes, Brads Tune brings the torque early! We had to dial it back a tad in the lower RPMs cause I was spinning all four tires out of the hole no matter how I launched it...

I cannot speak highly enough of Brad. Best tuner I have worked with out of the four I have.

I agree. I can't express enough how amazing his tune is. I think if I could figure out how to get the power to the ground, prob going to need some springs and better tires, I bet it would be running 12.40's.
I agree wholeheartedly, same issue. My PB on the 15 was on a low RPM launch, High IAT2, and pulling spark. High RPM resulted in a good show for the stands and for a brief moment my competitor thought he would win. LOL, not so much winning for him.


StealBlueSho

Quote from: Brucelinc on December 01, 2017, 06:48:55 PM
Tire pressure makes a big difference.  Lower pressure will usually hook better and reduce tendency to wheel hop.

By the way,  I would like hear opinions from transmission specialists or even other tuners on this business of over filling the transmission.

I am neither, however, the local speed shop Ptuning out in manassas baselines a lot of the LEO's cars which includes obviously the PI.. they told me that they generally recommend a pint of fluid over max on the PIs...

so that is two performance shops that recommend it.. dunno..

ZSHO

#25
To the OP!  any vibrations felt in the suspension when driving?
I would try reverting back to stock Tune to see if your symptoms persist!
I highly doubt the warm FL weather will cause wheel hop IMO. Z


2013 Performance Package SHO| Livernois Custom Methanol Tune|3-Bar Map|Reische-170-Stat|Full Race Tial-10psi BOV in Black|PPE-Gloss Black Hot Pipes|EPP Dual Intake in Gloss Black|PPE Catted DP|Corsa Sport Cat Back Exhaust|H&R Sport-Springs|CFM Performance Billet Valve Cover Breather In Gloss Black|Llumar 20%Ceramic window Tint|MSD Ignition Coils in Black|Extreme Roof Spoiler|Redline Fluids all around|Gearhead Intercooler|First-SHO With Direct Port Alky-VP-M1-100%-Methanol Injection|LMS-Custom-Dyno-Tuned @ 415whp-465wtq| Best Trap Speed of 115.54 mph|

ClearwaterSHO

Quote from: ZSHO on December 01, 2017, 11:09:38 PM
To the OP!  any vibrations felt in the suspension when driving?
I would try reverting back to stock Tune to see if your symptoms persist!
I highly doubt the warm FL weather will cause wheel hop IMO. Z

Switching to the base three bar tune I have from unleashed cause it to shift like butter. Zero issues. Flashed back to AJPE30 and lowered tire pressure to 32 from 37. The issue was gone. I don't think it was the FL air, but rather the tires being inflated to 37 psi. Suspension up front is all new. No sounds at all. I emailed Brad, see what he thinks about it. Lowered tire pressure did resolve the issue.


Sent from my iPhone using Tapatalk
2013 NON-PP SHO Tuxedo Black
Unleashed 3 Bar Tune -12.865 @ 106.5
AJP POWERED Tune - 12.59 @ 108.?

Mods: GH Intercooler, E30 Tune by AJPTurbo, SW Catless DP's, H&R Springs, MSD Coils (Is this a mod?)

Brucelinc

Regarding overfilling the transmission:  I know some folks at Livernois suggested adding a pint over full.   Steal, thanks for sharing info that you have heard that from others as well. 

It is just that we have been informed by the owners manuals, dipstick markings and other sources that overfilling is bad...that it can cause foaming, which leads to poor shift quality, poorer lubrication and other issues.   Hydraulic pumps do not like bubbles...and foam is full of bubbles.   I doubt if a pint over is harmful.  I have always been just a little gun shy on this.   Obviously, Glock hasn't had issues in 24,000 miles and he overfilled his by a full quart!

ZSHO

#28
That's what my impression was also! adding a pint of Trans fluid!.  Z
Here's my post below!

https://www.ecoboostperformanceforum.com/index.php/topic,299.4515.html


2013 Performance Package SHO| Livernois Custom Methanol Tune|3-Bar Map|Reische-170-Stat|Full Race Tial-10psi BOV in Black|PPE-Gloss Black Hot Pipes|EPP Dual Intake in Gloss Black|PPE Catted DP|Corsa Sport Cat Back Exhaust|H&R Sport-Springs|CFM Performance Billet Valve Cover Breather In Gloss Black|Llumar 20%Ceramic window Tint|MSD Ignition Coils in Black|Extreme Roof Spoiler|Redline Fluids all around|Gearhead Intercooler|First-SHO With Direct Port Alky-VP-M1-100%-Methanol Injection|LMS-Custom-Dyno-Tuned @ 415whp-465wtq| Best Trap Speed of 115.54 mph|

ZSHO

#29
Quote from: ClearwaterSHO on December 01, 2017, 11:28:55 PM
Quote from: ZSHO on December 01, 2017, 11:09:38 PM
To the OP!  any vibrations felt in the suspension when driving?
I would try reverting back to stock Tune to see if your symptoms persist!
I highly doubt the warm FL weather will cause wheel hop IMO. Z

Switching to the base three bar tune I have from unleashed cause it to shift like butter. Zero issues. Flashed back to AJPE30 and lowered tire pressure to 32 from 37. The issue was gone. I don't think it was the FL air, but rather the tires being inflated to 37 psi. Suspension up front is all new. No sounds at all. I emailed Brad, see what he thinks about it. Lowered tire pressure did resolve the issue.


Sent from my iPhone using Tapatalk
I think you stated your lower control arm bushings are starting to look worn IIRC!!!!
I wouldn't say everything is new my friend!!! 
Sometimes depending on how much Torque to the wheels will ultimately cause a wheel hop IMO and certainly room for adjustment.  Z


2013 Performance Package SHO| Livernois Custom Methanol Tune|3-Bar Map|Reische-170-Stat|Full Race Tial-10psi BOV in Black|PPE-Gloss Black Hot Pipes|EPP Dual Intake in Gloss Black|PPE Catted DP|Corsa Sport Cat Back Exhaust|H&R Sport-Springs|CFM Performance Billet Valve Cover Breather In Gloss Black|Llumar 20%Ceramic window Tint|MSD Ignition Coils in Black|Extreme Roof Spoiler|Redline Fluids all around|Gearhead Intercooler|First-SHO With Direct Port Alky-VP-M1-100%-Methanol Injection|LMS-Custom-Dyno-Tuned @ 415whp-465wtq| Best Trap Speed of 115.54 mph|