The Volvo 8642450 is a turbocharger gasket used in Volvo vehicles. Here are the details: Part Number: 8642450 Description: Turbocharger Gasket Application: Fits Volvo models including C70, S60, S70, S80, V70, V70 XC, and XC90 with 5-cylinder engines. Function: The turbocharger gasket seals the turbocharger to the exhaust manifold, ensuring a complete seal. It plays a crucial role in maintaining proper turbocharger performance.