Sealey dieselpetrol engine settinglocking kits sealey vse4801 this diesel engine timing chain tool kit from sealey is an essential tool for timing chain work on mercedes 17d 21d 22d 27d 30d 32d 39d and 40d cdi diesel engines the link separating tool and the link assembly tool allow for quick and easy separation and assembly of the timing chain may also be used on some chryslerjeep 22d 27d and 30d crd diesel engines oem toolsmercedes 602 589 023 300 602 589 046 300