Originally Posted by
Austin101
2.5 is too big for a sierra.A 2.0TD is big enough like an Audi A4 1.9 PD engine but it matching it to sierra gearbox would be the head scratcher
Google the weights of both engines, the 2.5 td bmw is only a few kilos heavier than the 1.8 diesel ford.
It'd be a pain in the arse trying to run the likes of the pd vag engines, trying to sort immobilisor wiring etc, and then trying to get a box to suit.