BRAND NEW-2-(pair)fFORD-MAZDA-RANGER-BRONCO-EXPLORER-AEROSTAR-4.0-OHV-LATE Style 95-2000-cylinder-heads-no-cores Required QUESTIONS? CALL 1-800-572-1963 FORD 4.0 OHV CYLINDER HEAD 5 YEAR UNLIMITED MILE WARRANTY HEAVY DUTY THICKER CAST INTERNALLY FULLY LOADED WITH VALVES AND SPRINGS QUESTIONS AND CONCERNS? CALL 1-800-572-1963 NO CORE REQUIRED