Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley w/Isolated Ground [621-120-J10] Engine Parts & Service | Alternators then the Express Mach3 3

then the Express Mach3 3 Blade delivers

Only to be used with cables 50' or less in length

Even better

Engine Isolation (EI)—can be configured for isolation of two engines while both are running to protect engine electronics and maximize alternator output

UPC: 873804001937

Balmar Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley w/Isolated Ground [621-120-J10] Engine Parts & Service | Alternators then the Express Mach3 3Alternator 120 AMP 12V 1 2" Single Foot Spindle Mount J10 Pulley with Isolated Ground Alternator, 621 Series, 120A, 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