About Labwork： Labwork is an Auto Parts One-Stop Solution brand of more than 10 years, which specializes in providing global customers with top-notched quality automotive parts & accessories . If you need any auto parts, its enough to come to Labwork. Features: Part Number:9990166, 88880013 Excellent Performance:9990166 rear crankshaft oil seal installer tool is closely inspected and validated to meet all kinds of strictest quality standards to ensure a long lifetime, and tested before leaving factory to make sure reliability and superior performance. .