This ELRING crankshaft seal screw, part number 434.490, is designed for reliable installation of your engine's crankshaft seal. Proper installation is crucial for preventing oil leaks and maintaining optimal engine lubrication. Crafted with precision, this screw meets stringent quality standards to ensure a secure fit and long-lasting durability. It is engineered to withstand the demanding conditions within the engine compartment, providing peace of mind for your vehicle's operation. Replacing a worn or damaged crankshaft seal screw is essential maintenance. This component plays a vital role in maintaining the integrity of your engine's sealing system, preventing potential damage from oil loss.