It is important to smear a little oil onto replacement sealing rubbers and not to over-tighten a new filter; not only to ensure a seal this time, but to help with future servicing. For more helpful tips, please visit our course Basic Engine Maintenance.
Choosing the correct type of joint for the application is critical for a neat and strong repair. Lap, Joggle, Plug or Butt. Teamed with the correct rust prevention, these can all be used to create a long-lasting repair.