What is the tightening torque on cylinder head for 2.0L 16V petrol engine peugeot 307?

The tightening torque for the cylinder head on a 2.0L 16V petrol engine in a Peugeot 307 is typically around 20-30 Nm (15-22 lb-ft) for the initial stages, followed by a final torque of about 50-60 Nm (37-44 lb-ft). It's important to follow the specific tightening sequence and any additional specifications provided in the vehicle's service manual for accurate results. Always use a torque wrench for precise measurement.