All components are brand new and QA inspected for perfect fit and function. Certified to ISO 9001:2008 in the USA, the timing kit with water pump are designed to replace all worn timing components in one job. A proper timing component replacement will allow your vehicle continued operation and avoid future work or repairs by a worn part damaging a new part. All US Motor Works Timing Kit with Water Pumps are produced to the highest quality and technical levels and to the latest OE designs.