Originally posted by Big Jim:
Obviously The immediate impression of the Ford honey + XL3 was that there was a slight improvement over ATF+3, but not much. As time has gone on, the improvement has gradually continued to increase.


Psst. Changing 60k mile old ATF may have been why the shifting got better.

In all seriousness.

2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.