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300A HD SERIES Direct Fit Alternator for Ford F-150, 2009 - 2010 4.6L V8 (281c.i.) Specifications:Idle Output: 150+ AMPSFull Output: 300+ AMPS @ 1200 Engine RPMTotal Output: 300+ AMPS
300A HD SERIES Direct Fit Alternator for Ford F-150, 2009 - 2010 5.4L V8 (330c.i.) Specifications:Idle Output: 150+ AMPSFull Output: 300+ AMPS @ 1200 Engine RPMTotal Output: 300+ AMPS
320A HD SERIES Direct Fit Alternator for Ford F-250 Super Duty Specifications:Total Output: 320+ AMPSIdle Output: 160+ AMPSFull Output: 320+ AMPS @ 1200 Engine RPM