Mot Test Centers: Penarth mot test garages page, We have listed several mot test garages and mot test centers in Penarth. If you know of a garage in Penarth that we missed Please Submit it at our: Listings Page. The listings below will help you find cheap mot tests, cheap weekend mot tests and cheap night mot tests in Penarth. Mot Test Centers will help you find all mot testing centers in Penarth.