What is the correct engine oil for a peugeot 307 1.6 petrol?

The recommended engine oil for a Peugeot 307 1.6 petrol is typically a synthetic oil with a viscosity grade of 5W-30 or 5W-40, meeting the PSA B71 2290 or B71 2291 specifications. It's essential to check the vehicle's owner manual for specific recommendations, as oil requirements may vary based on the model year and engine variant. Always ensure that the oil meets the necessary standards for optimal performance and longevity.