BCI Group 27
Lead AcidOEM525 CCA
Cold Cranking Amps
90 Ah
Amp Hours
145 min
Reserve Capacity
12V
Voltage
TerminalTop Post
PolarityLeft Positive
Dimensions12.06" × 6.81" × 8.88"
🛒 Cross-references (buy at any parts store)
Fitment notes: Top post terminals standard for 1965 GMC; side post terminals not introduced until later model years
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