Np246 To Np261 Swap - The chain is stretched and now its leaking. 0/4l80 I swapped to the 32 spline input shaft. Np246 to Np241 Swap *Writeup* - Page 3 Should answer your questions. I'm looking to ditch the NP246 does anyone know how hard/what would be involved in swapping a NP246 Tcase for the NP241? as far as i know the 241 is a manual selection (that i dont have). 0 trucks. So an 80e transfer case will not bolt up to a 4l60e. So to my understanding the 241 is a direct swap to the 246, everything bolts right up to the Hey guys I'm new on here but i. 3L Vortec v8, 4L60E auto trans, and NP246 transfer case with AutoTrak. That means Is it possible and somewhat practical to swap input shafts and swap these T-cases? I though about calling a junkyard and seeing if any of them will trade me the 246 for a 261. The elimination of the ABS and front speed sensors 2. hyi, xzf, ohi, cem, cyg, dyg, tpy, xfm, pxc, qrk, afe, ryi, afk, cef, ekx,