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Trans-go HD2 4l80e recommendations

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Old Mar 5, 2023 | 04:11 PM
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Default Trans-go HD2 4l80e recommendations

I have a 4l80e that's behind a 6.0 turbo build I'm planning on throwing in a trans-go HD2 kit. I have a circle D 3200 stall convertor in front of it and was wondering what drill sizes are a good start for this setup? Any other good information or suggestions regarding the kit would be greatly appreciated as I'm a beginner when it comes to this.
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Old Mar 5, 2023 | 04:12 PM
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Just No.
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Old Mar 5, 2023 | 04:26 PM
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Originally Posted by vorteciroc
Just No.
Was hoping for more educated responses, I've read forums/threads on here stating that they could handle high hp applications. This is not a strip vehicle will be mostly always street...only pushed to its limits every now and then.
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Old Mar 5, 2023 | 11:36 PM
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Originally Posted by Impalablazergang
Was hoping for more educated responses, I've read forums/threads on here stating that they could handle high hp applications. This is not a strip vehicle will be mostly always street...only pushed to its limits every now and then.
Have the Valve-Body Vacuum-Tested and repaired as needed.

The AFL Valve is most likely worn (usually the most common Valve-Body repair).

Install a New Boost-Valve and Sleeve Set.

New OEM Separator Plate.

No "Shift-Kit" is needed for this transmission.

1997 Model Year Cores need the Lube System modified in order for the Transmission to last.

I have a large very detailed Thread on the Lube System (search for it here or by Google Search).

Stock Clutches are good.

Dual-feed the Direct Clutch (search this forum).

Bushings most often need to be replaced.

Forward Drum may be shot after having a worn Bushing.

Install a new 34-Element Sprag.

Get a new smaller diameter Torque Converter.

Good luck and have fun!

Last edited by vorteciroc; Mar 5, 2023 at 11:54 PM.
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Old Mar 6, 2023 | 01:48 AM
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If you're not rebuilding or tearing the trans down, is it okay to use the TransGo parts in the kit to dual-feed the Direct Clutch?
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Old Mar 6, 2023 | 07:47 AM
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If you like half-assing stuff
Sure
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Old Mar 6, 2023 | 08:42 AM
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Originally Posted by MaroonMonsterLS1
If you like half-assing stuff
Sure
Most people don't have the ability to tear down their own trans in their driveway to dual-feed like a pro would is why I am asking. I realize that the kit is not the best way of doing it.
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Old Mar 6, 2023 | 10:04 AM
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i get quite a few cores in with this kit in it and I just want to state for anyone reading

do not do the "pressure relief mod"

the rest of the kit is what it is, but that mod usually fails and you get no boost oil and it smokes the unit really fast.
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Old Mar 6, 2023 | 11:30 AM
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If you aren't tearing the trans down...then the HD2 is a waste of time and money for you anyway.
You won't be able to install half the stuff they send you
And a bunch of it you should leave out anyway even if you DO tear the trans down

The only thing of "value" in the kit is the separator plate...everything else there are nicer alternatives for on the market
And the separator plate is a multi layer POS that is nothing but a disaster compared to doing things the right way.
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Old Mar 8, 2023 | 07:27 PM
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The TransGo Sandwich-Plates are problematic with cross-leaks in Kits for all different Model Transmissions.
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