Clark Equipment 770HC (1981-76) The Clark Equipment 770HC Battery (1981-76) cross-references to the below.Original Equipment CCA: 900. Double check all the specifications of your battery with the cross reference we list here before purchasing & installing. Special instructions for the 000A800: Installation may require additional interbattery cables for parallel connections. The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the ac. . . The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the acid electrolyte in a gel or in an absorptive fiberglass mat. The advantage of this design is that the battery needs no water additions, can be operated in any position, and can be used in close proximity to people and sensitive equipment. Additional benefits: maintenance-free,sealed no-leak design, higher cranking amps, lower self-discharge, greater vibration resistance, heavy duty, no-corrosion terminals. Marine Cranking Amps: 1615 167 12 250 1275 20.5 10.5 10 1 Year SLA Universal Power Group Yes http://site.apexbattery.com/logos/clark equipment.jpg 806593459641 New L-Blade U