Transmission & Drive Train RSX
If you go to a TSX 6th gear swap in your K20 tranny (for highway economy), you must replace the 6th gear needle bearing with the TSX P/N 91103-RAS-003. It is 1mm thicker than the RSX/K20 one. If you don't, the main shaft gear 6th pinion will "wobble" and it will come off gear when running...