volvodriverman;108458 wroteI recall discovering 142's & 144's have one slight difference in the carpet. Where the front belt bolts in at the floor, possibly on pre inertia reel belts mind you I can't remember, the hole in the carpet is in a different spot.
Ayup. 144 and 145 front inertia reel belt units bolt into the lower inner sill; 142 belt units bolt in above it and further back. Although you can still see the cavity for the front belts in a 142 without carpet; it's covered by a plate.