The BXL-65 has 675 cranking amps at 0 degrees and 840 cranking amps above 32 degrees.
650
540 cca
The Motorcraft 55D23L-MF battery typically has a cold cranking amps (CCA) rating of around 600 CCA. This rating indicates the battery's ability to start an engine in cold temperatures, which is essential for reliable performance in various weather conditions. Always verify with the manufacturer’s specifications for the most accurate information.
I believe it came from the factory with the Motorcraft BXT - 65 - 650 battery 650 cold cranking amps
Normally written on a label on the top or side of the battery as CCA.
Group 27, about 750 cold crank amps.Group 27, about 750 cold crank amps.
BCI group size " 66 " such as the Motorcraft BXT-66-650 ( 650 cold cranking amps ) or the optional Motorcraft BXT-66-750 ( 750 cold cranking amps )
The 2009 battery was shipped with 12V / 532 CCA (Cold Crank Amps) battery.
Group 34 Approx 600 cold crank ampsGroup 34 Approx 600 cold crank amps
According to the 1997 Mercury Cougar Owner Guide : The 3.8 litre V6 either has the Motorcraft BXT-58 battery or the optional Motorcraft BXT-65-650 battery ( the optional battery is BCI group size 65 , and 650 cold cranking amps )
BCI group 65 ( such as Motorcraft BXT-65-650 or the optional battery Motorcraft BXT- 65-850 , 650 or 850 cold cranking amps )
BCI group size 65 , 650 or 750 cold cranking amps ( such as Motorcraft BXT-65-650 or Motorcraft BXT-65-750 )