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Old 06-18-2014, 11:04 PM   #14
4x4k30
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Join Date: Jun 2003
Location: ga
Posts: 630
Re: 77 gmc k3500 crew

Quote:
Originally Posted by 1969x11 View Post
was the 80e/205 adapter an oem piece or what did you use. I'm going the 6.0/80e/205 route also.
I used a oem turbo 400 203 adapter it has to be milled a little in the front of the adapter for the 205 case to bolt up .also if you use a 4l80e transmission out of a 2 wheel drive the rear output shaft has to be cut off about 2 inches so the 205 case will bolt up
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