Reinz Valve Cover Camshaft Plug - 702421400: Reinz Valve Cover Camshaft Plug, part number 702421400, is a high-quality replacement part for use in automotive engines. It is designed to seal the valve cover to the camshaft, preventing oil and other fluids from leaking out. This plug is made from durable materials and is designed to withstand the harsh conditions of a vehicle's engine.