mistakes were made.. 4L80E swap slip yoke. Turbo 400 Yoke
4 Bad Slip Yoke Symptoms - Replacement vs Repair The correct yoke would allow approximately 1 inch more 'slip' into the trans tail housing. I think this would fix it. How to measure for a single piece driveshaft without a transmission yoke. Buy Slip Yoke Compatible with GM Turbo 400,TH400 & Munce 4L80E SuperT10 Transmission Slip Yoke 2-3-10431X, TD2-3-10431X: Yokes - Amazon.com ✓ FREE DELIVERY TY750R - Turbo 400 Roller Bearing CM (4140) Transmission Yoke ...