What is the Torque settings mains 1.6 8 valve?

For a 1.6 8-valve engine, the typical torque settings for the cylinder head bolts are usually around 20 Nm (15 lb-ft) for the initial stages, followed by a final torque of about 50 Nm (37 lb-ft) after following the correct sequence. It's essential to refer to the specific service manual for the engine model in question, as torque specifications can vary slightly between manufacturers and engine designs. Always ensure to use a calibrated torque wrench for accuracy.