OER Parts offers a wide selection of Battery Accessories for your 1966 American Motors Ambassador. OER Parts offers 1966 American Motors Ambassador Battery Tender, 1966 American Motors Ambassador Battery Managment System, 1966 American Motors Ambassador Dual Battery System Controller Set, and 1966 American Motors Ambassador Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller