My '83 TD has the split seats, but no holes to accomindate any head rest. There are alignment holes for when the seatbacks are lowered. My car also does not have the third seat. I have a sunroof and roof rack. The holes for mounting the rear seatbelts are hidden behind the trim on the "C" pillar.
1994 MB E320 Coupe (199,500 mi)
1992 MB 190E 2.6 (173,000 mi)
1983 Porsche 911SC (148,000 mi)
2004 Volvo V70 2.5T (198,000 mi)
President of CT/Westchester Section