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Accelo · 10-29-2022, 08:45 AM

I agree it's a THM 400.
It has a governor, the squarish cover with 4 bolts.
No need for one on a 4l80E as the shifting is all electronic.
The transfer case adapter is likely worth more than the core.
Cheers.

10-29-2022, 08:45 AM	#4
Accelo Registered User Join Date: Mar 2015 Location: washington Posts: 2,177	Re: Is this a TH400 or 4L80?? I agree it's a THM 400. It has a governor, the squarish cover with 4 bolts. No need for one on a 4l80E as the shifting is all electronic. The transfer case adapter is likely worth more than the core. Cheers.