Powerflex Polyurethane Bush kit for Seat LEON MK1 (1999-2005) Front Engine Mount Dog Bone (Diesel) - PFF85-420R - This bush is for the diesel engined cars, a softer material than used in PFF85-420 - Bush Size: - PRICE IS PER CAR KIT, NOT per bush. Powerflex usually price their bushes singly, but we have combined the QTY and price to keep it simple for you!