Balmar Alternator 100 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley w/Isolated Ground [621-100-J10] Electrical | Battery Isolators High quality all aluminum housing

High quality all aluminum housing dissipates heat more efficiently than plastic for longer motor life

Gauge Type: Tachometer w/Hourmeter

For binoculars

Can also join another wifi network if preferred

Balmar Alternator 100 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley w/Isolated Ground [621-100-J10] Electrical | Battery Isolators High quality all aluminum housingAlternator 100 AMP 12V 1 2" Single Foot Spindle Mount J10 Pulley with Isolated Ground Alternator, 621 Series, 100A, 12V, Spindle Mount (Single Foot), 1 2in, J10 AltMount Serpentine Pulley, Isolated Ground 1" Motorola Style Mounting; Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2" Delco Style Mounting; Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM based