6-cylinder diesel in Volvo 240 and 740 are VW units, from the LT delivery van. They were not used in any other VW or Audi model 5-cylinder diesel in Volvo 850 and S/V70 up to m.y. 2000 or so is the 140 hp TDI found in 100/A6 (C4 chassis), and also similar to the Transporter diesel. 4-cylinder diesel in the S/V40 is a Renault unit. PerL 87 Cq