BCI Group Size: 90 (T5/LB2) Cold Cranking Amps (@ -18°C): 600 Cranking Amps (@ 0°C): 740 Reserve Capacity Minutes (@ 25A): 90 Amp Hour Capacity (20 hour): 45 Voltage (nominal): 12 Polarity: Right Hand Positive Maximum Overall Dimensions (L x W x H): 9-9/16" x 6-7/8" x 6-7/8" (243 x 175 x 175 mm)