Optima Batteries 8020-164 35 Redtop Starting Battery 12-Volt, 720 Cold Cranking Amps, Size: 9.38 x 7.69 x 6.75-Inches Weight: 31.7 pounds, SAE Posts Reserve capacity of 90 minutes for constant performance Optimal starting power even in bad weather Fifteen times more resistant to vibration for durability This item is not for sale in Catalina Island