The one column "NV247" are the specs for a '99WJ 4.7 Quadrive II, the "NV242j" are from an '02WJ V8. The chart is in reference to someone who was swapping in the 242j into their '99. The differences shown are the differences between the two t-cases.
The beatings will continue until attitudes improve!
HID Quad bi-xenon + foglight retrofit