GenMaax Saddle Mount, 12 Volt, 215 Amp Alternator/GeneratorThis Super High Output alternator generator is all you need to survive, covering all energy needs on your boat. The frame is hard black anodized with a special salt water resistant coating that enhances heat dissipation, which is critical for any alternator over 160 amps. The simple, bolt on replacement, 215 amp GenMAAX gives you all the output of a large case alternator in a small case that fits 99% of marine engines. Eliminates or substantially