I have installed a lot of transgo shift kits tf1 and tf2s in factory VBs and never had one free wheel in 1st.Factory Vb has low band apply in manual 1st. Unless you used a tf3 that is full manual and I dont remember if they free wheel in manual 1st or not its been to long on that one.

70 duster full chassis super pro 416 CNC Indybrock heads 727 w/brake

best so far 1.212 60 6.219 in 1/8 at 110.88 9.768 at 137.81 1/4