Jaguar S-Type (1999 - 2007) – timing belt or chain?

Petrol engines

Model Power \| Displacement \| Cylinder \| Engine	Camshaft drive system belt / chain
Jaguar S-Type 2.5 V6 147 kW / 197 hp / 200 PS \| 2497 cc \| 6 \| –	timing chain
Jaguar S-Type 3.0 V6 175 kW / 235 hp / 238 PS \| 2967 cc \| 6 \| AJ-V6	timing chain
Jaguar S-Type 4.0 V8 203 kW / 272 hp / 276 PS \| 3996 cc \| 8 \| AJ-V8	timing chain
Jaguar S-Type V8 219 kW / 294 hp / 298 PS \| 4196 cc \| 8 \| –	timing chain
Jaguar S-Type R 291 kW / 390 hp / 396 PS \| 4196 cc \| 8 \| AJ8FT	timing chain

Model Power \| Displacement \| Cylinder \| Engine	Camshaft drive system belt / chain
Jaguar S-Type 2.7 D V6 152 kW / 204 hp / 207 PS \| 2720 cc \| 6 \| AJD	timing belt