If the 3.0/3.2 are exactly the same physical external size, yes. If anything on the front is longer, no. The radiator support is bolted on so you can take if off the change the belt -- it still helps to pull the rad. The belt, etc is UNDER the radiator support on this car. Exact engine length is critical -- there is almost no room between the fan and the rad in the 2.6.
1972 220D ?? miles
1988 300E 200,012
1987 300D Turbo killed 9/25/07, 275,000 miles
1985 Volvo 740 GLE Turobodiesel 218,000
1972 280 SE 4.5 165, 000 - It runs!