Spark Plug for the MC-54 250B May 7, 2011 10:50:46 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by kruzn on May 7, 2011 10:50:46 GMT -5 Hi I was wondering if anyone knows the correct spark plug for a 2007 Roketa MC-54 250B