Originally Posted by
geeunit1014
FYI to all the 416 guys, the Xray NT1 rear gear diff is pretty easy to fit in the car. Just takes some care mounting the pulley to the diff. Otherwise, it drops straight in (no shimming needed, uses stock bearings, dogbones fit outdrives).
From memory, the bore of the Xray outdrives are a larger diameter compared to the Tamiya. So the driveshafts might float around a little unless you change them also. Xray driveshafts aren't cheap...