Renew even if the old items look O.K. Why? Because these are designed to be used only once. They spread when the cover is tightened, this gives an oil tight seal. Once used, that elasticity is no longer present!
Use the same Gaskets as the factory professionals.
Did you need to order bearings? We probably have what you require.
Pro-workshop gasket sealant: 08CRAHLG120G to complete the job like a professional.