It came from the factory with a 650 cold cranking amp battery
I believe it came from the factory with the Motorcraft BXT - 65 - 650 battery 650 cold cranking amps
For a 1991 Ford Explorer : ( BCI group size 65 ) Such as the Motorcraft BXT-65-650 ( 650 cold cranking amps )
From the factory , the battery was 650 cold cranking amps ( CCA ) ( BCI group 65 )
A duralast gold from walmart,640 cold cranking amps(800 cranking amps)
It came with the Motorcraft BXT-65-650 battery from the factory . That's BCI group size ( 65 ) ( 650 cold cranking amps )
650 cold cranking amps ( both the 4.0 liter V6 and the 4.6 liter V8 came from the factory with the Motorcraft BXT-65-650 battery )
look for information sticker on battery where the c.c.a. {cold cranking amps} will be listed.
BCI group size ( 65 ) 650 CCA ( cold cranking amps )
BCI group 65 ( 650 CCA / cold cranking amps )
BCI group size 65 ( 650 cold cranking amps , CCA )
My 1995 Ford Explorer XLT with a 4.0 L - V6 engine came with (a 650 cold cranking amp battery )
910 cranking amps 700 cold cranking amps